Total number of unique Badwater entries: 693 Total number of unique Badwater finishers: 609
| First Name | Last Name | Gender | Home Town | State | Country | Nationality | Event | Age | Bib | Wave | Status | Time | Note | Number of Finishes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Eleanor | Adams | F | United Kingdom | United Kingdom | 1987 US vs. UK Death Valley to Mt. Whitney Race | N/A | 3 | AM | FIN | 52:45:00 | 1 | |||
| James | Adams | M | London | London E | United Kingdom | United Kingdom | 2010 Badwater Ultramarathon | 30 | 30 | 800 | FIN | 39:24:00 | 1 | |
| Ian | Adamson | M | Boulder | Colorado | USA | Australia | 2010 Badwater Ultramarathon | 45 | 45 | 1000 | FIN | 34:32:38 | 1 | |
| Rudy | Afanador | M | USA | Puerto Rico | 2001 Badwater Ultramarathon | 42 | 4 | 600 | FIN | 29:03:42 | 2 | |||
| Rudy | Afanador | M | New York | USA | USA | 2003 Badwater Ultramarathon | 44 | 10 | 1000 | DNF | 2 | |||
| Rudy | Afanador | M | New York | USA | USA | 2004 Badwater Ultramarathon | 45 | 15 | 1000 | FIN | 37:07:00 | 2 | ||
| Norm | Albert | M | Virginia | USA | USA | 2005 Badwater Ultramarathon | 48 | 57 | 600 | FIN | 42:46:31 | 1 | ||
| Roberto | Aldovini | M | Bornato | Bres | Italy | Italy | 2009 Badwater Ultramarathon | 37 | 81 | 800 | FIN | 41:00:35* | 1 | |
| Lorie | Alexander | F | Vernon | British Columbia | Canada | Canada | 2010 Badwater Ultramarathon | 51 | 19 | 600 | FIN | 44:09:23 | 2 | |
| Lorie | Alexander | F | Vernon | British Columbia | Canada | Canada | 2011 Badwater Ultramarathon | 52 | 19 | 600 | FIN | 37:43:21 | 2 | |
| Lorie | Alexander | F | Vernon | British Columbia | Canada | Canada | 2012 Badwater Ultramarathon | 53 | 19 | 800 | Confirmed | 2 | ||
| Noora | Alidina | F | Florida | USA | Jordan | 2005 Badwater Ultramarathon | 48 | 19 | 800 | FIN | 42:30:38 | 3 | ||
| Noora | Alidina | F | Palm Harbor | Florida | USA | Jordan | 2006 Badwater Ultramarathon | 49 | 17 | 1000 | FIN | 37:16:15 | 3 | |
| Noora | Alidina | F | Palm Harbor | Florida | USA | Jordan | 2007 Badwater Ultramarathon | 50 | 11 | 1000 | FIN | 35:12:13 | 3 | |
| Barbara | Alvarez | F | USA | Austria | 1989 Badwater Ultramarathon | N/A | 7 | PM | FIN | 66:00:00 | *PM Start Time, Not AM. | 3 | ||
| Barbara | Alvarez | F | La Jolla | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 7 | PM | FIN | 39:27:00 | *PM Start Time, Not AM. | 3 |
| Barbara | Alvarez | F | USA | USA | 1991 Badwater Ultramarathon | N/A | 7 | PM | FIN | 40:05:10 | *PM Start Time, Not AM. | 3 | ||
| Marcio Villar | Amaral | M | Rio de Janeiro | Rio de Janeiro | Brazil | Brazil | 2008 Badwater Ultramarathon | 41 | 22 | 1000 | FIN | 42:07:53 | 1 | |
| Collin | Anderson | M | Salt Lake City | Utah | USA | USA | 2010 Badwater Ultramarathon | 22 | 50 | 800 | DNF | |||
| Jay | Anderson | M | USA | USA | 2002 Badwater Ultramarathon | 46 | 31 | 800 | FIN | 43:15:10 | 2 | |||
| Jay | Anderson | M | California | USA | USA | 2003 Badwater Ultramarathon | 47 | 47 | 1000 | FIN | 42:18:07 | 2 | ||
| Marina (Mimi) | Anderson | F | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 42 | 21 | 1000 | FIN | 41:05:35 | 2 | ||
| Marina (Mimi) | Anderson | F | Ashford | Kent | United Kingdom | United Kingdom | 2011 Badwater Ultramarathon | 49 | 14 | 800 | FIN | 34:25:04 | 2 | |
| Mikael | Andersson | M | Skultuna | Vastmanland | Sweden | Sweden | 2012 Badwater Ultramarathon | 39 | 20 | 1000 | Confirmed | |||
| Bill | Andrews | M | Reno | Nevada | USA | USA | 2008 Badwater Ultramarathon | 56 | 23 | 600 | FIN | 44:47:51 | 2 | |
| Bill | Andrews | M | Reno | Nevada | USA | USA | 2009 Badwater Ultramarathon | 57 | 23 | 600 | FIN | 43:29:35* | 2 | |
| Robert | Andrulis | M | Chandler | Arizona | USA | USA | 2006 Badwater Ultramarathon | 38 | 38 | 600 | FIN | 43:21:15 | 1 | |
| Julio Cesar | Angel Andrade | M | Mexico | Distrito Federal | Mexico | Mexico | 2012 Badwater Ultramarathon | 46 | 21 | 800 | Confirmed | |||
| Juergen | Ankenbrand | M | Fountain Valley | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 10 | PM | FIN | 50:29:53 | *PM Start Time, Not AM. | 2 |
| Juergen | Ankenbrand | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 9 | PM | FIN | 52:00:00 | *PM Start Time, Not AM. | 2 | ||
| Juergen | Ankenbrand | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 41 | AM | DNF | 2 | ||||
| Bob | Ankeney | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 7 | AM | FIN | 42:58:00 | 2 | |||
| Bob | Ankeney | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 12 | AM | FIN | 40:05:00 | 2 | ||
| William | Ansick | M | Auburn | Alabama | USA | USA | 2010 Badwater Ultramarathon | 23 | 56 | 600 | FIN | 36:38:30 | 1 | |
| Shanna Christine | Armstrong | F | Lubbock | Texas | USA | USA | 2008 Badwater Ultramarathon | 33 | 33 | 800 | FIN | 31:16:10 | 1 | |
| Michael | Arnstein | M | New York | New York | USA | USA | 2012 Badwater Ultramarathon | 35 | 99 | 1000 | Confirmed | |||
| Matthew | Aro | M | Duluth | Minnesota | USA | USA | 2010 Badwater Ultramarathon | 31 | 57 | 800 | FIN | 37:04:00 | 1 | |
| Jeff | Ashizawa | M | Waterloo | Ontario | Canada | Canada | 2012 Badwater Ultramarathon | 46 | 23 | 1000 | Confirmed | |||
| Stuart | Askew | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 35 | 5 | 600 | FIN | 58:41:55 | 1 | |||
| Ed | Ayres | M | Los Angeles | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 8 | PM | FIN | 48:19:15 | *PM Start Time, Not AM. | 1 |
| Tracy | Bahr | F | Oregon | USA | USA | 2003 Badwater Ultramarathon | 31 | 98 | 1000 | FIN | 35:16:17 | 1 | ||
| Dr. Burkhard | Baier | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 38 | 18 | 600 | FIN | 43:01:38 | 1 | ||
| Jane | Ballantyne | F | British Columbia | Canada | Canada | 2003 Badwater Ultramarathon | 48 | 48 | 800 | FIN | 45:23:46 | 1 | ||
| David | Balsley | M | New York | New York | USA | USA | 2007 Badwater Ultramarathon | 60 | 60 | 600 | DNF | |||
| Reza | Baluchi | M | West Hills | California | USA | Iran | 2010 Badwater Ultramarathon | 37 | 14 | 1000 | FIN | 44:38:42 | 1 | |
| Reza | Baluchi | M | Death Valley | California | USA | Iran | 2012 Badwater Ultramarathon | 40 | 100 | 1000 | Confirmed | 1 | ||
| Carlos | Banderas | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 2 | AM | FIN | 28:27:00 | 1 | |||
| Carlos | Banderas | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 35 | AM | DNF | 1 | ||||
| Rita | Barnes | F | Columbus | Ohio | USA | USA | 2008 Badwater Ultramarathon | 52 | 24 | 800 | FIN | 42:21:13 | 1 | |
| Marie | Bartoletti | F | Carnegie | Pennsylvania | USA | USA | 2008 Badwater Ultramarathon | 50 | 25 | 800 | FIN | 35:47:41 | 1 | |
| Michelle | Barton | F | Laguna Niguel | California | USA | USA | 2010 Badwater Ultramarathon | 39 | 17 | 1000 | FIN | 45:54:20 | 1 | |
| Duke | Bartoo | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 6 | AM | FIN | 41:38:00 | 1 | |||
| Crystal | Basich | F | Madison | Ohio | USA | USA | 2012 Badwater Ultramarathon | 29 | 26 | 800 | Confirmed | |||
| Gerald Jay | Batchen | M | Bernardsville | New Jersey | USA | USA | 2000 Badwater Ultramarathon | 31 | 3 | 600 | FIN | 43:23:56 | 1 | |
| Wayne | Baughman | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 12 | PM | FIN | 55:46:45 | *PM Start Time, Not AM. | 1 | ||
| Todd | Baum | M | Fayatteville | New York | USA | USA | 2007 Badwater Ultramarathon | 49 | 34 | 800 | FIN | 40:54:07 | 3 | |
| Todd | Baum | M | Fayetteville | New York | USA | USA | 2008 Badwater Ultramarathon | 50 | 34 | 800 | FIN | 47:24:26 | 3 | |
| Todd | Baum | M | Fayatteville | New York | USA | USA | 2009 Badwater Ultramarathon | 51 | 34 | 800 | FIN | 54:45:25 | Time on course not affected by the fire. | 3 |
| Gerard | Bavato | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 47 | 61 | 1000 | DNF | ||||
| Gerard | Bavato | M | Villefranche de Lauragai | Île-de-France | France | France | 2006 Badwater Ultramarathon | 48 | 61 | 1000 | DNF | |||
| Maggie | Beach | F | La Crescenta | California | USA | USA | 2012 Badwater Ultramarathon | 41 | 29 | 800 | Confirmed | |||
| Bob | Becker | M | Fort Lauderdale | Florida | USA | USA | 2008 Badwater Ultramarathon | 63 | 63 | 800 | FIN | 40:48:35 | 1 | |
| Arnold | Begay | M | Broken Arrow | Oklahoma | USA | USA | 2009 Badwater Ultramarathon | 46 | 46 | 1000 | FIN | 58:12:51 | Time on course not affected by the fire. | 1 |
| Adrian | Belitu | M | Chicago | Illinois | USA | Romania | 2009 Badwater Ultramarathon | 36 | 99 | 1000 | FIN | 33:46:36 | 2 | |
| Adrian | Belitu | M | Chicago | Illinois | USA | Romania | 2010 Badwater Ultramarathon | 37 | 99 | 1000 | FIN | 44:51:24 | 2 | |
| Raymond | Bell | M | Hudson | Florida | USA | USA | 1990 Badwater Ultramarathon | N/A | 9 | PM | FIN | 50:04:40 | *PM Start Time, Not AM. | 1 |
| Rich | Bellante | M | San Juan Capistrano | California | USA | USA | 2000 Badwater Ultramarathon | 48 | 33 | 800 | FIN | 57:58:00 | 1 | |
| Rich | Bellante | M | USA | USA | 2001 Badwater Ultramarathon | 49 | 7 | 600 | DNF | 1 | ||||
| Jim | Benike | M | USA | USA | 2001 Badwater Ultramarathon | 51 | 8 | 600 | FIN | 31:16:24 | 1 | |||
| Elad | Benjamin | M | Raanana | Israel | Israel | 2010 Badwater Ultramarathon | 35 | 35 | 800 | FIN | 43:59:32 | 1 | ||
| Steve | Benjamin | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 17 | PM | DNF | *PM Start Time, Not AM. | ||||
| Blake | Benke | M | New York | New York | USA | USA | 2007 Badwater Ultramarathon | 30 | 53 | 1000 | FIN | 30:56:59 | 2 | |
| Blake | Benke | M | Danbury | Connecticut | USA | USA | 2009 Badwater Ultramarathon | 32 | 32 | 1000 | FIN | 29:46:49 | 2 | |
| Christopher | Bergland | M | New York | USA | USA | 2003 Badwater Ultramarathon | 37 | 37 | 1000 | FIN | 33:58:37 | 2 | ||
| Christopher | Bergland | M | New York | USA | USA | 2004 Badwater Ultramarathon | 38 | 4 | 1000 | DNF | 2 | |||
| Christopher | Bergland | M | New York | USA | USA | 2005 Badwater Ultramarathon | 39 | 5 | 1000 | FIN | 34:23:59 | 2 | ||
| Jean-Claude | Bertholet | M | Aargau (Argovia) | Switzerland | Switzerland | 2004 Badwater Ultramarathon | 62 | 19 | 800 | DNF | ||||
| Mary | Betts | F | Surrey | British Columbia | Canada | Canada | 2011 Badwater Ultramarathon | 52 | 52 | 600 | FIN | 39:59:00 | 1 | |
| Thomas | Betz | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 47 | 47 | 800 | FIN | 47:43:08 | 2 | ||
| Thomas | Betz | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 48 | 48 | 800 | FIN | 40:59:24 | 2 | ||
| Arun | Bhardwaj | M | New Delhi | Delhi | India | India | 2011 Badwater Ultramarathon | 42 | 8 | 1000 | FIN | 41:06:01 | 1 | |
| Divesh | Bhatt | M | Pittsburgh | Pennsylvania | USA | India | 2011 Badwater Ultramarathon | 34 | 9 | 800 | FIN | 37:00:32 | 1 | |
| Vito | Bialla | M | USA | USA | 2002 Badwater Ultramarathon | 53 | 32 | 800 | FIN | 45:52:06 | 2 | |||
| Vito | Bialla | M | Tiburon | California | USA | USA | 2007 Badwater Ultramarathon | 58 | 58 | 800 | DNF | 2 | ||
| Vito | Bialla | M | Tiburon | California | USA | USA | 2008 Badwater Ultramarathon | 59 | 32 | 800 | FIN | 41:48:35 | 2 | |
| George | Biondic | M | Canada | Canada | 2002 Badwater Ultramarathon | 49 | 33 | 800 | FIN | 39:33:00 | 2 | |||
| George | Biondic | M | Ontario | Canada | Canada | 2004 Badwater Ultramarathon | 51 | 9 | 1000 | FIN | 37:30:00 | 2 | ||
| Jay | Birmingham | M | Nebraska | USA | USA | 2003 Badwater Ultramarathon | 57 | 2 | 1000 | DNF | 1 | |||
| Jay | Birmingham | M | Nebraska | USA | USA | 2004 Badwater Ultramarathon | 58 | 83 | 1000 | FIN | 50:10:15 | 1 | ||
| Jay | Birmingham | M | Orange Park | Florida | USA | USA | 2008 Badwater Ultramarathon | 62 | 1 | 600 | DNF | 1 | ||
| Rusty | Bishop | M | USA | USA | 2001 Badwater Ultramarathon | 32 | 44 | 800 | FIN | 45:44:17 | 1 | |||
| Jonathan | Blake | M | Illawong | New South Wales | Australia | Australia | 2011 Badwater Ultramarathon | 45 | 71 | 1000 | FIN | 32:05:11 | 1 | |
| Eric | Blanchard | M | Beaurepaire | Alpes | France | France | 2012 Badwater Ultramarathon | 44 | 32 | 600 | Confirmed | |||
| Marianne | Blangy | F | Île-de-France | France | France | 2005 Badwater Ultramarathon | 42 | 22 | 800 | DNF | 3 | |||
| Marianne | Blangy | F | Chaussin | Burgundy (Bourgogne) | France | France | 2007 Badwater Ultramarathon | 44 | 16 | 800 | FIN | 46:15:23 | 3 | |
| Marianne | Blangy | F | Chaussin | Franche-Comté | France | France | 2008 Badwater Ultramarathon | 44 | 16 | 600 | FIN | 56:49:21 | 3 | |
| Marianne | Blangy | F | Chaussin | Bour | France | France | 2009 Badwater Ultramarathon | 46 | 16 | 600 | FIN | 51:54:40 | Time on course not affected by the fire. | 3 |
| Frank | Blazic | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 5 | AM | DNF | completed 90 miles | ||||
| Wolfgang | Blei | M | Germany | Germany | 2001 Badwater Ultramarathon | 48 | 45 | 800 | DNF | |||||
| Ben | Blessing | M | Nampa | Idaho | USA | USA | 2011 Badwater Ultramarathon | 27 | 27 | 800 | FIN | 32:46:12 | 1 | |
| Lisa | Bliss | F | Washington | USA | USA | 2004 Badwater Ultramarathon | 36 | 36 | 1000 | FIN | 37:41:48 | 2 | ||
| Lisa | Bliss | F | Spokane | Washington | USA | USA | 2007 Badwater Ultramarathon | 39 | 39 | 1000 | FIN | 34:33:40 | 2 | |
| Jim | Bodoh | M | Florida | USA | USA | 2003 Badwater Ultramarathon | 50 | 67 | 600 | FIN | 55:54:15 | 3 | ||
| Jim | Bodoh | M | Florida | USA | USA | 2004 Badwater Ultramarathon | 51 | 21 | 600 | FIN | 51:59:49 | 3 | ||
| Jim | Bodoh | M | Tampa | Florida | USA | USA | 2006 Badwater Ultramarathon | 53 | 53 | 600 | FIN | 47:08:45 | 3 | |
| Guenter | Boehnke | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 47 | 22 | 600 | FIN | 39:01:04 | 2 | ||
| Guenter | Boehnke | M | Hofheim | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 49 | 71 | 1000 | FIN | 36:57:35 | 2 | |
| Jeremy | Bolam | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 42 | 9 | 600 | DNF | |||||
| David | Bolling | M | USA | USA | 1987 US vs. UK Death Valley to Mt. Whitney Race | N/A | 5 | AM | FIN | 126:30:00 | 1 | |||
| Greg | Bomhoff | M | Granite Bay | California | USA | USA | 2011 Badwater Ultramarathon | 43 | 43 | 1000 | FIN | 34:06:03 | 1 | |
| Greg | Bomhoff | M | Granite Bay | California | USA | USA | 2012 Badwater Ultramarathon | 44 | 43 | 1000 | Confirmed | 1 | ||
| Raphael | Bonatto | M | Curitiba | Paraíba | Brazil | Brazil | 2009 Badwater Ultramarathon | 29 | 31 | 800 | FIN | 45:23:49* | 1 | |
| Adam | Bookspan | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 22 | AM | DNF | 5 | ||||
| Adam | Bookspan | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 17 | AM | FIN | 55:30:00 | 5 | |||
| Adam | Bookspan | M | Florida | USA | USA | 1999 Badwater Ultramarathon | N/A | 22 | AM | FIN | 44:43:00 | 1st race walker | 5 | |
| Adam | Bookspan | M | Aventura | Florida | USA | USA | 2000 Badwater Ultramarathon | 34 | 4 | 600 | FIN | 55:24:47 | 5 | |
| Adam | Bookspan | M | Florida | USA | USA | 2003 Badwater Ultramarathon | 37 | 4 | 600 | FIN | 46:01:42 | 5 | ||
| Adam | Bookspan | M | North Miami Beach | Florida | USA | USA | 2006 Badwater Ultramarathon | 40 | 27 | 600 | FIN | 44:30:00 | 5 | |
| Bobby | Bostic | M | San Francisco | California | USA | USA | 2006 Badwater Ultramarathon | 37 | 37 | 600 | FIN | 41:50:01 | 1 | |
| Bonnie | Boyer | F | USA | USA | 1991 Badwater Ultramarathon | N/A | 3 | PM | FIN | 36:19:20 | *PM Start Time, Not AM. Women's PM Record. | 1 | ||
| John | Boyle-Vulgarian | M | USA | USA | 2001 Badwater Ultramarathon | 49 | 71 | 1000 | FIN | 55:48:22 | 1 | |||
| Frank | Bozanich | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 8 | AM | DNF | completed 17 miles | ||||
| Paul | Braden | M | Canada | Canada | 1997 Badwater Ultramarathon | N/A | 20 | AM | FIN | 57:11:00 | 1 | |||
| Bill | Bradley | M | Santa Rosa | California | USA | USA | 2008 Badwater Ultramarathon | 47 | 47 | 600 | FIN | 56:02:15 | 2 | |
| Bill | Bradley | M | Santa Rosa | California | USA | USA | 2009 Badwater Ultramarathon | 48 | 47 | 600 | FIN | 59:11:05 | Time on course not affected by the fire. | 2 |
| Marv | Bradley | M | Colorado | USA | USA | 2004 Badwater Ultramarathon | 65 | 65 | 800 | DNF | ||||
| Ariovaldo | Branco | M | Resende | Santa Catarina | Brazil | Brazil | 2009 Badwater Ultramarathon | 38 | 38 | 600 | FIN | 38:47:03 | 2 | |
| Ariovaldo | Branco | M | Praia Grande | Sao Paulo | Brazil | Brazil | 2010 Badwater Ultramarathon | 41 | 38 | 800 | FIN | 33:57:35 | 2 | |
| Michael | Brehe | M | Osnabrueck | Lower Saxony (Niedersachsen) | Germany | Germany | 2012 Badwater Ultramarathon | 51 | 36 | 800 | Confirmed | |||
| Antony | Brimsted | M | Kent | United Kingdom | United Kingdom | 2004 Badwater Ultramarathon | 38 | 23 | 800 | FIN | 33:13:42 | 1 | ||
| Randi | Bromka | F | Aspen | Colorado | USA | USA | 1990 Badwater Ultramarathon | N/A | 18 | PM | DNF | *PM Start Time, Not AM. | ||
| Mike | Brooks | M | Maine | USA | USA | 2004 Badwater Ultramarathon | 58 | 25 | 800 | FIN | 46:17:10 | 1 | ||
| Angela | Brunson | F | USA | USA | 2002 Badwater Ultramarathon | 31 | 2 | 600 | FIN | 45:37:20 | 1 | |||
| Paolo | Bucci | M | San Polo di Torrile | Parma | Italy | Italy | 2011 Badwater Ultramarathon | 58 | 73 | 600 | FIN | 40:57:01 | 1 | |
| Paolo | Bucci | M | San Polo Torrile | Parma | Italy | Italy | 2012 Badwater Ultramarathon | 59 | 73 | 600 | Confirmed | 1 | ||
| Kip | Buck | M | USA | USA | 2001 Badwater Ultramarathon | 49 | 73 | 1000 | FIN | 49:28:40 | 1 | |||
| Kip | Buck | M | USA | USA | 2002 Badwater Ultramarathon | 50 | 34 | 800 | DNF | 1 | ||||
| Kip | Buck | M | Beaverton | Oregon | USA | USA | 2006 Badwater Ultramarathon | 54 | 54 | 600 | DNF | 1 | ||
| Kimberlie | Budzik | F | Friendswood | Texas | USA | USA | 2011 Badwater Ultramarathon | 51 | 51 | 600 | FIN | 43:40:51 | 1 | |
| Kimberlie | Budzik | F | Friendswood | Texas | USA | USA | 2012 Badwater Ultramarathon | 52 | 51 | 600 | Confirmed | 1 | ||
| Steve | Burrows | M | Canada | Canada | 2002 Badwater Ultramarathon | 51 | 61 | 1000 | DNF | |||||
| David | Bursler | M | Bear | Delaware | USA | USA | 2006 Badwater Ultramarathon | 41 | 41 | 1000 | FIN | 44:55:46 | 1 | |
| Bonnie | Busch | F | Iowa | USA | USA | 2003 Badwater Ultramarathon | 45 | 45 | 600 | FIN | 46:04:26 | 3 | ||
| Bonnie | Busch | F | Bettendorf | Iowa | USA | USA | 2007 Badwater Ultramarathon | 49 | 13 | 800 | FIN | 40:29:16 | 3 | |
| Bonnie | Busch | F | Bettendorf | Iowa | USA | USA | 2011 Badwater Ultramarathon | 53 | 45 | 800 | FIN | 40:01:09 | 3 | |
| Bill | Butcher | M | Fairview | North Carolina | USA | USA | 2011 Badwater Ultramarathon | 46 | 75 | 600 | FIN | 41:28:19 | 1 | |
| John | Butterick | M | Florida | USA | USA | 2004 Badwater Ultramarathon | 53 | 27 | 800 | FIN | 51:43:55 | 3 | ||
| John | Butterick | M | Florida | USA | USA | 2005 Badwater Ultramarathon | 54 | 18 | 800 | FIN | 51:11:27 | 3 | ||
| John | Butterick | M | Tampa | Florida | USA | USA | 2008 Badwater Ultramarathon | 57 | 57 | 600 | FIN | 41:36:00 | 3 | |
| John | Butterick | M | Tampa | Florida | USA | USA | 2009 Badwater Ultramarathon | 58 | 57 | 800 | DNF | 3 | ||
| Gerard | Cain | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 49 | 63 | 1000 | FIN | 42:46:22 | 1 | ||
| Cas | Camara | M | Windermere | Florida | USA | Brazil | 2009 Badwater Ultramarathon | 46 | 67 | 600 | DNF | 58:50:00* | ||
| Mary | Campilongo | F | San Diego | California | USA | USA | 2000 Badwater Ultramarathon | 42 | 60 | 1000 | FIN | 59:58:13 | 1 | |
| Patrick | Cande | M | French Polynesia | France | 2003 Badwater Ultramarathon | 46 | 76 | 800 | FIN | 43:41:59 | 2 | |||
| Patrick | Cande | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 48 | 76 | 800 | FIN | 34:13:21 | 2 | ||
| Ruben R. | Cantu | M | Santee | California | USA | USA | 2000 Badwater Ultramarathon | 57 | 6 | 600 | FIN | 42:53:25 | 6 | |
| Ruben R. | Cantu | M | USA | USA | 2001 Badwater Ultramarathon | 58 | 6 | 600 | FIN | 42:22:27 | 6 | |||
| Ruben R. | Cantu | M | USA | USA | 2002 Badwater Ultramarathon | 59 | 35 | 800 | FIN | 45:56:52 | 6 | |||
| Ruben R. | Cantu | M | California | USA | USA | 2003 Badwater Ultramarathon | 60 | 6 | 600 | FIN | 45:54:01 | 6 | ||
| Ruben R. | Cantu | M | California | USA | USA | 2004 Badwater Ultramarathon | 61 | 6 | 600 | FIN | 43:44:36 | 6 | ||
| Ruben R. | Cantu | M | California | USA | USA | 2005 Badwater Ultramarathon | 62 | 6 | 600 | DNF | 6 | |||
| Ruben R. | Cantu | M | Atoka | Tennessee | USA | USA | 2009 Badwater Ultramarathon | 66 | 6 | 600 | FIN | 44:56:27* | 6 | |
| Brenda | Carawan | F | Virginia Beach | Virginia | USA | USA | 2011 Badwater Ultramarathon | 34 | 76 | 1000 | FIN | 36:34:20 | 1 | |
| Elizabeth | Carrion | F | Fair Lawn | New Jersey | USA | USA | 2009 Badwater Ultramarathon | 33 | 33 | 1000 | FIN | 35:23:19 | 1 | |
| Carol | Carter | F | San Diego | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 17 | PM | FIN | 65:18:34 | *PM Start Time, Not AM. | 1 |
| Dave | Carver | M | London | Ontario | Canada | Canada | 2012 Badwater Ultramarathon | 50 | 42 | 1000 | Confirmed | |||
| Angelika | Castaneda | F | USA | Austria | 1989 Badwater Ultramarathon | N/A | 6 | PM | FIN | 66:00:00 | *PM Start Time, Not AM. | 5 | ||
| Angelika | Castaneda | F | La Jolla | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 6 | PM | FIN | 39:27:00 | *PM Start Time, Not AM. | 5 |
| Angelika | Castaneda | F | USA | USA | 1991 Badwater Ultramarathon | N/A | 6 | PM | FIN | 40:05:10 | *PM Start Time, Not AM. | 5 | ||
| Angelika | Castaneda | F | USA | USA | 1996 Badwater Ultramarathon | N/A | 8 | AM | FIN | 46:58:00 | 5 | |||
| Angelika | Castaneda | F | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 8 | AM | FIN | 36:58:00 | New Women's AM Course Record. Won DV Cup. | 5 | |
| Dominique | Charton | M | Chalon sur Saone | Île-de-France | France | France | 2006 Badwater Ultramarathon | 43 | 43 | 800 | DNF | |||
| Mauro | Chasilew | M | Rio Rio de Janeiro | Rio de Janeiro | Brazil | Brazil | 2009 Badwater Ultramarathon | 40 | 40 | 600 | FIN | 39:57:00* | 1 | |
| Rick | Cheever | M | Flagstaff | Arizona | USA | USA | 2009 Badwater Ultramarathon | 26 | 100 | 600 | DNF | |||
| Don | Choi | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 8 | PM | FIN | 44:48:20 | *PM Start Time, Not AM. | 1 | ||
| Ludovic | Chorgnon | M | La Ville Aux Clercs | France | France | 2007 Badwater Ultramarathon | 36 | 36 | 800 | FIN | 44:54:09 | 1 | ||
| Odin | Christensen | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 4 | PM | FIN | 38:40:35 | *PM Start Time, Not AM. | 1 | ||
| Jack | Christian | M | Hammon | Oklahoma | USA | USA | 1990 Badwater Ultramarathon | N/A | 4 | PM | FIN | 36:56:00 | *PM Start Time, Not AM. | 2 |
| Jack | Christian | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 2 | PM | FIN | 30:39:25 | *PM Start Time, Not AM. | 2 | ||
| Jack | Christian | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 14 | PM | DNF | *PM Start Time, Not AM. | 2 | |||
| Odin | Christiansen | M | Denver | Colorado | USA | USA | 1990 Badwater Ultramarathon | N/A | 5 | PM | FIN | 38:42:00 | *PM Start Time, Not AM. | 1 |
| Alberto | Ciabattini | M | Italy | Italy | 2001 Badwater Ultramarathon | 56 | 74 | 1000 | FIN | 49:41:30 | 1 | |||
| Benjamin | Clark | M | Fargo | North Dakota | USA | USA | 2011 Badwater Ultramarathon | 20 | 78 | 600 | FIN | 41:14:30 | 1 | |
| Tony | Clark | M | Wichita | Kansas | USA | USA | 2011 Badwater Ultramarathon | 33 | 33 | 1000 | FIN | 34:17:58 | 1 | |
| Tony | Clark | M | Wichita | Kansas | USA | USA | 2012 Badwater Ultramarathon | 34 | 33 | 1000 | Confirmed | 1 | ||
| Eric | Clifton | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 1 | AM | FIN | 33:01:00 | Won DV Cup | 2 | ||
| Eric | Clifton | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 21 | AM | DNF | 2 | ||||
| Eric | Clifton | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 21 | AM | DNF | 2 | ||||
| Eric | Clifton | M | New Mexico | USA | USA | 1999 Badwater Ultramarathon | N/A | 1 | AM | FIN | 27:49:00 | New Men's AM Course Record | 2 | |
| David | Coats | M | Houston | Texas | USA | USA | 2012 Badwater Ultramarathon | 51 | 57 | 600 | Confirmed | |||
| Mark | Cockbain | M | Aberdeen | United Kingdom | United Kingdom | 2003 Badwater Ultramarathon | 31 | 31 | 800 | FIN | 54:01:13 | 4 | ||
| Mark | Cockbain | M | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 32 | 32 | 600 | FIN | 47:48:56 | 4 | ||
| Mark | Cockbain | M | East Hunsbury | Northampton | United Kingdom | United Kingdom | 2007 Badwater Ultramarathon | 35 | 35 | 800 | FIN | 46:12:14 | 4 | |
| Mark | Cockbain | M | Rowlands Gill | Tyne | United Kingdom | United Kingdom | 2009 Badwater Ultramarathon | 36 | 36 | 800 | FIN | 52:29:46 | Time on course not affected by the fire. | 4 |
| Marty | Coffey | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 17 | PM | DNF | *PM Start Time, Not AM. | 1 | |||
| Marty | Coffey | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 10 | PM | FIN | 48:58:10 | *PM Start Time, Not AM. | 1 | ||
| Carles | Conill | M | Barcelona | Cata | Spain | Spain | 2009 Badwater Ultramarathon | 26 | 64 | 600 | FIN | 53:05:06 | Lost 9 hours due to forest fire. Earned a sub-48 hour buckle. | 1 |
| Francesca | Conte | F | Virginia | USA | Italy | 2004 Badwater Ultramarathon | 32 | 32 | 1000 | FIN | 39:41:00 | 1 | ||
| Ethel | Cook | F | Phoenixville | Pennsylvania | USA | USA | 2012 Badwater Ultramarathon | 47 | 61 | 600 | Confirmed | |||
| Patricia | Cook | F | Missouri | USA | USA | 2003 Badwater Ultramarathon | 51 | 68 | 600 | FIN | 48:31:13 | 1 | ||
| William | Cook | M | Santa Monica | California | USA | USA | 2008 Badwater Ultramarathon | 39 | 26 | 800 | FIN | 38:54:23 | 1 | |
| Louise | Cooper | F | United Kingdom | United Kingdom | 1996 Badwater Ultramarathon | N/A | 13 | AM | FIN | 56:13:00 | 3 | |||
| Louise | Cooper | F | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 13 | AM | FIN | 40:14:00 | 2nd female | 3 | |
| Louise | Cooper | F | California | USA | USA | 2003 Badwater Ultramarathon | 49 | 49 | 800 | FIN | 39:22:14 | 3 | ||
| Iris | Cooper Imhof | F | Toronto | Ontario | Canada | Switzerland | 2009 Badwater Ultramarathon | 50 | 18 | 800 | FIN | 52:09:23 | Lost 13 hours, 40 minutes due to forest fire. Earned a sub-48 hour buckle. | 3 |
| Iris | Cooper Imhof | F | Toronto | Ontario | Canada | Switzerland | 2010 Badwater Ultramarathon | 51 | 18 | 800 | FIN | 35:21:52 | 3 | |
| Iris | Cooper Imhof | F | Toronto | Ontario | Canada | Switzerland | 2011 Badwater Ultramarathon | 52 | 18 | 800 | FIN | 29:51:23 | 3 | |
| Thierry | Corbarieu | M | Lagrace Dieu | Île-de-France | France | France | 2011 Badwater Ultramarathon | 42 | 79 | 1000 | DNF | |||
| Thierry | Corbarieu | M | Lagrace Dieu | Haute-Garonne | France | France | 2012 Badwater Ultramarathon | 43 | 79 | 1000 | Confirmed | |||
| Leigh | Corbin | F | Murrieta | California | USA | USA | 2009 Badwater Ultramarathon | 48 | 17 | 600 | FIN | 53:17:17 | Lost 7 hours due to forest fire. Earned a sub-48 hour buckle. | 1 |
| Sergio | Cordeiro | M | Distrito Federal | Brazil | Brazil | 2003 Badwater Ultramarathon | 49 | 44 | 1000 | FIN | 40:03:44 | 1 | ||
| David | Corfman | M | Cincinnati | Ohio | USA | USA | 2010 Badwater Ultramarathon | 47 | 47 | 800 | FIN | 35:54:18 | 1 | |
| Robert | Cowan | M | Coto de Caza | California | USA | USA | 2012 Badwater Ultramarathon | 51 | 62 | 1000 | Confirmed | |||
| Adrian | Crane | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 6 | AM | DNF | completed 70 miles | ||||
| Adrian | Crane | M | USA | USA | 1989 Badwater Ultramarathon | N/A | 5 | PM | DQ | *PM Start Time, Not AM. DQ for skiing part of the race, across the salt flats | ||||
| Adrian | Crane | M | Modesto | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 19 | PM | DNF | *PM Start Time, Not AM. | ||
| Tom | Crawford | M | USA | USA | 1987 US vs. UK Death Valley to Mt. Whitney Race | N/A | 2 | AM | FIN | 58:57:34 | 1 | |||
| Terry | Crompton | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 22 | AM | DNF | |||||
| Doug | Croxall | M | USA | USA | 2001 Badwater Ultramarathon | 32 | 46 | 800 | FIN | 52:57:56 | 1 | |||
| Kenneth | Crutchlow | M | United Kingdom | United Kingdom | 1987 US vs. UK Death Valley to Mt. Whitney Race | N/A | 4 | AM | FIN | 126:30:00 | 1 | |||
| Kermit | Cuff | M | Mountain View | California | USA | USA | 2008 Badwater Ultramarathon | 50 | 28 | 1000 | FIN | 35:42:27 | 3 | |
| Kermit | Cuff | M | Mountain View | California | USA | USA | 2009 Badwater Ultramarathon | 51 | 28 | 1000 | FIN | 43:54:58* | 3 | |
| Kermit | Cuff | M | Mountain View | California | USA | USA | 2011 Badwater Ultramarathon | 53 | 28 | 800 | FIN | 33:31:06 | 3 | |
| Ron | Cunningham | M | Klamath Falls | Oregon | USA | USA | 2006 Badwater Ultramarathon | 57 | 85 | 800 | FIN | 51:43:29 | 1 | |
| Henri Alain | D'Andria | M | Marseille | Île-de-France | France | France | 2008 Badwater Ultramarathon | 57 | 99 | 1000 | DNF | |||
| Henri Alain | D'Andria | M | Bouches du Rhone | France | France | 2007 Badwater Ultramarathon | 57 | 57 | 800 | FIN | 38:37:34 | 1 | ||
| Sebastiao | Daguia | M | Resende | Rio de Janeiro | Brazil | Brazil | 2009 Badwater Ultramarathon | 43 | 27 | 600 | FIN | 32:23:59 | 1 | |
| Scott | DAngelo | M | Delray Beach | Florida | USA | USA | 2012 Badwater Ultramarathon | 45 | 64 | 600 | Confirmed | |||
| Conrad | Daniel | M | California | USA | USA | 2003 Badwater Ultramarathon | 54 | 54 | 600 | FIN | 43:30:39 | 1 | ||
| Conrad | Daniel | M | California | USA | USA | 2004 Badwater Ultramarathon | 55 | 54 | 1000 | DNF | 1 | |||
| Maria | De Jesus | F | St Helier Jersey | C.I. | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 35 | 5 | 600 | DNF | |||
| Philippe | De Witte | M | Belgium | Belgium | 2004 Badwater Ultramarathon | 54 | 30 | 600 | FIN | 55:32:33 | 1 | |||
| Joe | Decker | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 11 | AM | FIN | 52:04:00 | 3 | |||
| Joe | Decker | M | Maryland | USA | USA | 1999 Badwater Ultramarathon | N/A | 11 | AM | FIN | 39:37:00 | 3 | ||
| Joe | Decker | M | Gaithersburg | Maryland | USA | USA | 2000 Badwater Ultramarathon | 30 | 9 | 600 | FIN | 45:12:25 | 3 | |
| Maria | DeJesus | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 20 | AM | DNF | 1 | ||||
| Maria | DeJesus | M | Aberdeen | United Kingdom | United Kingdom | 1999 Badwater Ultramarathon | N/A | 20 | AM | FIN | 43:10:00 | 4th female | 1 | |
| Jack | Denness | M | United Kingdom | United Kingdom | 1991 Badwater Ultramarathon | N/A | 13 | PM | FIN | 56:19:20 | *PM Start Time, Not AM. | 11 | ||
| Jack | Denness | M | United Kingdom | United Kingdom | 1992 Badwater Ultramarathon | N/A | 11 | PM | FIN | 58:19:00 | *PM Start Time, Not AM. | 11 | ||
| Jack | Denness | M | United Kingdom | United Kingdom | 1993 Badwater Ultramarathon | N/A | 8 | PM | FIN | 50:25:00 | *PM Start Time, Not AM. | 11 | ||
| Jack | Denness | M | United Kingdom | United Kingdom | 1994 Badwater Ultramarathon | N/A | 14 | PM | FIN | 59:25:06 | *PM Start Time, Not AM. | 11 | ||
| Jack | Denness | M | United Kingdom | United Kingdom | 1997 Badwater Ultramarathon | N/A | 23 | AM | DNF | 11 | ||||
| Jack | Denness | M | United Kingdom | United Kingdom | 1998 Badwater Ultramarathon | N/A | 18 | AM | FIN | 57:39:00 | 11 | |||
| Jack | Denness | M | Aberdeen | United Kingdom | United Kingdom | 1999 Badwater Ultramarathon | N/A | 31 | AM | FIN | 54:06:00 | 11 | ||
| Jack | Denness | M | Rochester | Kent | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 65 | 34 | 800 | FIN | 58:57:00 | 11 | |
| Jack | Denness | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 66 | 11 | 600 | FIN | 51:52:52 | 11 | |||
| Jack | Denness | M | United Kingdom | United Kingdom | 2002 Badwater Ultramarathon | 67 | 20 | 600 | FIN | 57:08:56 | 11 | |||
| Jack | Denness | M | Kent | United Kingdom | United Kingdom | 2004 Badwater Ultramarathon | 69 | 11 | 600 | HON | 67:59:45 | Finished after cut-off | 11 | |
| Jack | Denness | M | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 70 | 70 | 600 | FIN | 57:52:12 | 11 | ||
| Jack | Denness | M | Rochester | Kent | United Kingdom | United Kingdom | 2010 Badwater Ultramarathon | 75 | 75 | 600 | FIN | 59:13:02 | 11 | |
| Joseph | Desena | M | New York | USA | USA | 2003 Badwater Ultramarathon | 34 | 34 | 1000 | FIN | 42:03:13 | 1 | ||
| Eric | Deshaies | M | Gatineau | Quebec | Canada | Canada | 2010 Badwater Ultramarathon | 36 | 36 | 1000 | FIN | 29:35:46 | 1 | |
| Eric | Deshaies | M | Gatineau | Quebec | Canada | Canada | 2011 Badwater Ultramarathon | 37 | 7 | 1000 | DNF | 1 | ||
| Chisholm | Deupree | M | Edmond | Oklahoma | USA | USA | 2008 Badwater Ultramarathon | 41 | 94 | 600 | FIN | 43:21:26 | 1 | |
| Harry | Deupree | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 10 | PM | FIN | 45:35:21 | *PM Start Time, Not AM. | 4 | ||
| Harry | Deupree | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 13 | PM | FIN | 59:19:00 | *PM Start Time, Not AM. | 4 | ||
| Harry | Deupree | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 9 | PM | FIN | 51:06:13 | *PM Start Time, Not AM. | 4 | ||
| Harry | Deupree | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 6 | PM | FIN | 42:42:22 | *PM Start Time, Not AM. | 4 | ||
| Alexa | Dickerson | F | Irvine | California | USA | USA | 2012 Badwater Ultramarathon | 24 | 13 | 800 | Confirmed | |||
| Jim | Dill | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 8 | PM | FIN | 44:02:58 | *PM Start Time, Not AM. | 1 | ||
| Connie | Dockendorf | F | North Las Vegas | Nevada | USA | USA | 2010 Badwater Ultramarathon | 34 | 34 | 600 | FIN | 44:53:39 | 2 | |
| Connie | Dockendorf | F | North Las Vegas | Nevada | USA | USA | 2011 Badwater Ultramarathon | 35 | 34 | 800 | FIN | 47:37:12 | 2 | |
| John | Dodds | M | Virginia | USA | USA | 2005 Badwater Ultramarathon | 54 | 64 | 600 | FIN | 35:25:37 | 1 | ||
| Jesse | Doggett | M | Mesa | Arizona | USA | USA | 2010 Badwater Ultramarathon | 53 | 61 | 600 | FIN | 46:07:01 | 1 | |
| Wendell | Doman | M | USA | USA | 2002 Badwater Ultramarathon | 42 | 63 | 1000 | FIN | 46:38:18 | 1 | |||
| Jamie | Donaldson | F | Littleton | Colorado | USA | USA | 2007 Badwater Ultramarathon | 32 | 17 | 1000 | FIN | 41:00:57 | 4 | |
| Jamie | Donaldson | F | Littleton | Colorado | USA | USA | 2008 Badwater Ultramarathon | 33 | 17 | 1000 | FIN | 26:51:33 | 4 | |
| Jamie | Donaldson | F | Littleton | Colorado | USA | USA | 2009 Badwater Ultramarathon | 34 | 3 | 1000 | FIN | 27:20:18 | 4 | |
| Jamie | Donaldson | F | Littleton | Colorado | USA | USA | 2010 Badwater Ultramarathon | 35 | 5 | 1000 | FIN | 26:16:12 | 4 | |
| Hildegard | Doppelmayr | F | Hallein | Austria | Austria | Austria | 2006 Badwater Ultramarathon | 46 | 19 | 600 | FIN | 57:01:32 | 1 | |
| Michael | Doppelmayr | M | Austria | Austria | 2002 Badwater Ultramarathon | 40 | 21 | 600 | FIN | 54:11:53 | 3 | |||
| Michael | Doppelmayr | M | Burgenland | Austria | Austria | 2003 Badwater Ultramarathon | 42 | 42 | 800 | FIN | 57:39:48 | 3 | ||
| Michael | Doppelmayr | M | Burgenland | Austria | Austria | 2004 Badwater Ultramarathon | 43 | 43 | 600 | FIN | 45:59:10 | 3 | ||
| Jason | Dorgan | M | Wisconsin | USA | USA | 2005 Badwater Ultramarathon | 39 | 65 | 800 | FIN | 37:59:46 | 1 | ||
| Lisanne | Dorion | F | Hamilton | Bermuda | Bermuda | 2000 Badwater Ultramarathon | 34 | 36 | 800 | FIN | 58:12:10 | 1 | ||
| Mozart | dos Santos | M | Curitiba | Acre | Brazil | Brazil | 2006 Badwater Ultramarathon | 49 | 72 | 800 | DNF | |||
| Steven | Douglas | M | Sacramento | California | USA | USA | 2008 Badwater Ultramarathon | 43 | 43 | 800 | FIN | 42:42:13 | 1 | |
| Leon J. | Draxler | M | Sumner | Washington | USA | USA | 2000 Badwater Ultramarathon | 58 | 10 | 600 | FIN | 54:42:47 | 3 | |
| Leon J. | Draxler | M | USA | USA | 2001 Badwater Ultramarathon | 59 | 47 | 800 | FIN | 55:09:37 | 3 | |||
| Leon J. | Draxler | M | USA | USA | 2002 Badwater Ultramarathon | 60 | 22 | 600 | FIN | 46:27:50 | 3 | |||
| Stanley | Duobinis | M | Millersville | Maryland | USA | USA | 2000 Badwater Ultramarathon | 49 | 61 | 1000 | DNF | 1 | ||
| Stanley | Duobinis | M | USA | USA | 2001 Badwater Ultramarathon | 50 | 48 | 800 | FIN | 51:57:57 | 1 | |||
| Sigurd | Dutz | M | Germany | Germany | 2001 Badwater Ultramarathon | 48 | 49 | 800 | FIN | 30:26:27 | 1 | |||
| David | Eadie | M | Frankston | Victoria | Australia | Australia | 2012 Badwater Ultramarathon | 41 | 71 | 1000 | Confirmed | |||
| Greg | Eason | M | Arizona | USA | USA | 2003 Badwater Ultramarathon | 33 | 33 | 600 | DNF | 1 | |||
| Greg | Eason | M | Arkansas | USA | USA | 2005 Badwater Ultramarathon | 35 | 35 | 600 | FIN | 42:52:35 | 1 | ||
| Perry | Edinger | M | Phoenix | Arizona | USA | USA | 2009 Badwater Ultramarathon | 48 | 82 | 1000 | FIN | 29:19:04 | 1 | |
| Daniel | Edwards | M | New York | New York | USA | United Kingdom | 2000 Badwater Ultramarathon | 26 | 11 | 600 | DNF | 1 | ||
| Daniel | Edwards | M | USA | United Kingdom | 2001 Badwater Ultramarathon | 27 | 12 | 600 | FIN | 35:22:24 | 1 | |||
| Gerhard | Eggenreich | M | Mixnitz | Burgenland | Austria | Austria | 2006 Badwater Ultramarathon | 43 | 62 | 1000 | FIN | 43:13:57 | 2 | |
| Gerhard | Eggenreich | M | Mixnitz | Stei | Austria | Austria | 2009 Badwater Ultramarathon | 46 | 62 | 800 | FIN | 30:25:42 | 2 | |
| James | Ehasz | M | Parker | Arizona | USA | USA | 2011 Badwater Ultramarathon | 58 | 80 | 600 | FIN | 36:45:29 | 1 | |
| James | Ehasz | M | Parker | Arizona | USA | USA | 2012 Badwater Ultramarathon | 59 | 80 | 800 | Confirmed | 1 | ||
| Sigrid | Eichner | F | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 64 | 23 | 600 | FIN | 52:45:46 | 1 | ||
| Ken | Eielson | M | Colorado | USA | USA | 2003 Badwater Ultramarathon | 54 | 71 | 600 | FIN | 53:23:36 | 1 | ||
| Linda | Elam | F | USA | USA | 1988 Badwater Ultramarathon | N/A | 1 | AM | FIN | 61:47:00 | 1 | |||
| Andrew | Elder | M | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 34 | 66 | 800 | FIN | 55:53:00 | 1 | ||
| Barbara A. | Elia | F | Modesto | California | USA | USA | 2000 Badwater Ultramarathon | 55 | 12 | 600 | FIN | 45:37:00 | 4 | |
| Barbara A. | Elia | F | USA | USA | 2001 Badwater Ultramarathon | 56 | 41 | 800 | FIN | 45:09:49 | 4 | |||
| Barbara A. | Elia | F | USA | USA | 2002 Badwater Ultramarathon | 57 | 3 | 600 | FIN | 47:03:30 | 4 | |||
| Barbara A. | Elia | F | California | USA | USA | 2003 Badwater Ultramarathon | 58 | 58 | 800 | FIN | 54:01:08 | 4 | ||
| Barbara | Elias | F | Yuma | Arizona | USA | USA | 2007 Badwater Ultramarathon | 45 | 19 | 800 | FIN | 44:40:15 | 2 | |
| Barbara | Elias | F | Yuma | Arizona | USA | USA | 2008 Badwater Ultramarathon | 46 | 19 | 800 | FIN | 40:18:49 | 2 | |
| Eileen | Eliot | F | USA | USA | 1994 Badwater Ultramarathon | N/A | 13 | PM | FIN | 56:30:00 | *PM Start Time, Not AM. | 1 | ||
| James | Elson | M | London | London E | United Kingdom | United Kingdom | 2010 Badwater Ultramarathon | 28 | 28 | 1000 | FIN | 39:19:02 | 1 | |
| Paul | Elston | M | Wiltshire | Aberdeen | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 30 | 14 | 600 | DNF | |||
| Charlie | Engle | M | North Carolina | USA | USA | 2003 Badwater Ultramarathon | 40 | 40 | 1000 | FIN | 38:39:38 | 5 | ||
| Charlie | Engle | M | North Carolina | USA | USA | 2005 Badwater Ultramarathon | 43 | 43 | 1000 | FIN | 28:49:47 | 5 | ||
| Charlie | Engle | M | Hermosa Beach | California | USA | USA | 2006 Badwater Ultramarathon | 43 | 3 | 1000 | FIN | 28:18:36 | 5 | |
| Charlie | Engle | M | Greensboro | North Carolina | USA | USA | 2007 Badwater Ultramarathon | 44 | 3 | 1000 | FIN | 27:42:32 | 5 | |
| Charlie | Engle | M | Greensboro | North Carolina | USA | USA | 2008 Badwater Ultramarathon | 45 | 9 | 1000 | DNF | 5 | ||
| Charlie | Engle | M | Greensboro | North Carolina | USA | USA | 2009 Badwater Ultramarathon | 46 | 9 | 1000 | FIN | 25:45:11 | 5 | |
| Jean | Ennis | F | USA | USA | 1987 US vs. UK Death Valley to Mt. Whitney Race | N/A | 1 | AM | FIN | 58:57:34 | 1 | |||
| Luis | Escobar | M | California | USA | USA | 2003 Badwater Ultramarathon | 40 | 8 | 1000 | FIN | 37:19:18 | 3 | ||
| Luis | Escobar | M | Santa Maria | California | USA | USA | 2006 Badwater Ultramarathon | 43 | 100 | 1000 | FIN | 36:45:10 | 3 | |
| Luis | Escobar | M | Santa Maria | California | USA | USA | 2011 Badwater Ultramarathon | 48 | 5 | 1000 | FIN | 38:42:50 | 3 | |
| Ed | Ettinghausen | M | Murrieta | California | USA | USA | 2011 Badwater Ultramarathon | 48 | 16 | 600 | FIN | 31:21:54 | 1 | |
| Ed | Ettinghausen | M | Murrieta | California | USA | USA | 2012 Badwater Ultramarathon | 49 | 16 | 1000 | Confirmed | 1 | ||
| Colin Meredydd | Evans | M | Westbury Park | Bristol | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 28 | 62 | 1000 | FIN | 45:57:46 | 1 | |
| Colin Meredydd | Evans | M | Ireland | United Kingdom | 2002 Badwater Ultramarathon | 31 | 64 | 1000 | DNF | 1 | ||||
| Don | Fallis | M | Kaneohe | Hawaii | USA | USA | 2007 Badwater Ultramarathon | 65 | 65 | 600 | DNF | |||
| Shannon | Farar-Griefer | F | USA | USA | 2001 Badwater Ultramarathon | 40 | 2 | 600 | FIN | 51:41:47 | 5 | |||
| Shannon | Farar-Griefer | F | California | USA | USA | 2005 Badwater Ultramarathon | 44 | 15 | 800 | FIN | 47:06:27 | 5 | ||
| Shannon | Farar-Griefer | F | Hidden Hills | California | USA | USA | 2006 Badwater Ultramarathon | 45 | 18 | 800 | FIN | 45:34:44 | 5 | |
| Shannon | Farar-Griefer | F | Hidden Hills | California | USA | USA | 2009 Badwater Ultramarathon | 48 | 15 | 600 | FIN | 42:50:42* | 5 | |
| Shannon | Farar-Griefer | F | Hidden Hills | California | USA | USA | 2010 Badwater Ultramarathon | 49 | 15 | 600 | FIN | 46:53:30 | 5 | |
| Shannon | Farar-Griefer | F | Hidden Hills | California | USA | USA | 2011 Badwater Ultramarathon | 50 | 15 | 600 | DNF | 5 | ||
| Marco | Farinazzo | M | Resende | Rio de Janeiro | Brazil | Brazil | 2009 Badwater Ultramarathon | 40 | 25 | 1000 | FIN | 23:39:18 | 2 | |
| Marco | Farinazzo | M | Resende | Rio de Janeiro | Brazil | Brazil | 2010 Badwater Ultramarathon | 41 | 1 | 1000 | FIN | 27:56:10 | 2 | |
| Marco | Farinazzo | M | Barcelos | Rio de Janeiro | Brazil | Brazil | 2011 Badwater Ultramarathon | 43 | 4 | 1000 | DNF | 2 | ||
| Marco | Farinazzo | M | Resende | Rio de Janeiro | Brazil | Brazil | 2012 Badwater Ultramarathon | 44 | 3 | 1000 | Confirmed | 2 | ||
| Christian | Fatton | M | Noiraigue | Neuchâtel | Switzerland | Switzerland | 2007 Badwater Ultramarathon | 47 | 47 | 1000 | FIN | 28:29:07 | 1 | |
| Francis | Faure | M | Île-de-France | France | France | 2004 Badwater Ultramarathon | 56 | 56 | 600 | FIN | 53:23:45 | 1 | ||
| John | Fegyveresi | M | State College | Pennsylvania | USA | USA | 2012 Badwater Ultramarathon | 35 | 75 | 800 | Confirmed | |||
| Monica | Fernandez | F | Casablanca | Morocco | Guatemala | 2008 Badwater Ultramarathon | 40 | 40 | 800 | FIN | 35:17:59 | 1 | ||
| Holger | Finkernagel | M | Germany | Germany | 2001 Badwater Ultramarathon | 57 | 50 | 800 | FIN | 52:20:49 | 3 | |||
| Holger | Finkernagel | M | Germany | Germany | 2002 Badwater Ultramarathon | 58 | 65 | 1000 | FIN | 45:30:49 | 3 | |||
| Holger | Finkernagel | M | NRW | Germany | Germany | 2004 Badwater Ultramarathon | 60 | 60 | 600 | DNF | 3 | |||
| Holger | Finkernagel | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 62 | 62 | 600 | FIN | 43:07:08 | 3 | ||
| Scott | Finnell | M | Allison Park | Pennsylvania | USA | USA | 2010 Badwater Ultramarathon | 54 | 62 | 800 | FIN | 40:55:30 | 2 | |
| Scott | Finnell | M | Allison Park | Pennsylvania | USA | USA | 2011 Badwater Ultramarathon | 55 | 62 | 800 | FIN | 38:52:27 | 2 | |
| Markus | Fischer | M | Cologne | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 38 | 25 | 600 | FIN | 46:10:58 | 1 | |
| Gabriel | Flores | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 2 | AM | FIN | 37:45:00 | 3 | |||
| Gabriel | Flores | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 1 | AM | FIN | 28:09:00 | Men's AM Record | 3 | ||
| Gabriel | Flores | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 2 | AM | FIN | 28:36:00 | 3 | ||
| Jacqueline Adams | Florine | F | Lafayette | California | USA | USA | 2008 Badwater Ultramarathon | 44 | 44 | 800 | FIN | 45:18:19 | 1 | |
| Darren | Fortney | M | Middleton | Wisconsin | USA | USA | 2009 Badwater Ultramarathon | 41 | 42 | 800 | FIN | 36:28:02 | 2 | |
| Darren | Fortney | M | Middleton | Wisconsin | USA | USA | 2011 Badwater Ultramarathon | 43 | 42 | 1000 | FIN | 45:25:55 | 2 | |
| Joe | Franiak | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 2 | PM | FIN | 29:25:00 | *PM Start Time, Not AM. | 2 | ||
| Joe | Franiak | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 2 | PM | FIN | 30:48:11 | *PM Start Time, Not AM. | 2 | ||
| Martin | Franklin | M | Aspen | Colorado | USA | USA | 2007 Badwater Ultramarathon | 42 | 42 | 800 | FIN | 41:29:24 | 1 | |
| Rochelle | Frazeur | F | Coppell | Texas | USA | USA | 2011 Badwater Ultramarathon | 40 | 40 | 800 | FIN | 39:30:41 | 1 | |
| Jimmy Dean | Freeman | M | Los Angeles | California | USA | USA | 2010 Badwater Ultramarathon | 33 | 33 | 1000 | FIN | 34:22:40 | 1 | |
| Winfried | Friedel | M | Germany | Germany | 2002 Badwater Ultramarathon | 39 | 23 | 600 | FIN | 58:59:19 | 1 | |||
| Winfried | Friedel | M | Biebergemuend | Hessen | Germany | Germany | 2008 Badwater Ultramarathon | 45 | 45 | 600 | DNF | 1 | ||
| Eberhard | Frixe | M | Niedersachsen | Baden-Württemberg | Germany | Germany | 2000 Badwater Ultramarathon | 50 | 63 | 1000 | DNF | 7 | ||
| Eberhard | Frixe | M | Germany | Germany | 2001 Badwater Ultramarathon | 51 | 51 | 800 | FIN | 41:39:35 | 7 | |||
| Eberhard | Frixe | M | Germany | Germany | 2002 Badwater Ultramarathon | 52 | 66 | 1000 | FIN | 48:44:07 | 7 | |||
| Eberhard | Frixe | M | Baden-Württemberg | Germany | Germany | 2003 Badwater Ultramarathon | 53 | 66 | 1000 | DNF | 7 | |||
| Eberhard | Frixe | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 54 | 66 | 800 | FIN | 40:46:58 | 7 | ||
| Eberhard | Frixe | M | Meine | Lower Saxony (Niedersachsen) | Germany | Germany | 2007 Badwater Ultramarathon | 57 | 66 | 800 | FIN | 35:09:58 | 7 | |
| Eberhard | Frixe | M | Meine | Niedersachsen | Germany | Germany | 2008 Badwater Ultramarathon | 58 | 66 | 800 | FIN | 38:41:59 | 7 | |
| Eberhard | Frixe | M | Meine | Nied | Germany | Germany | 2009 Badwater Ultramarathon | 59 | 66 | 800 | FIN | 41:38:30* | 7 | |
| Eberhard | Frixe | M | Meine | Lower Saxony (Niedersachsen) | Germany | Germany | 2011 Badwater Ultramarathon | 61 | 66 | 600 | FIN | 46:45:51 | 7 | |
| Eberhard | Frixe | M | Meine | Lower Saxony (Niedersachsen) | Germany | Germany | 2012 Badwater Ultramarathon | 62 | 66 | 600 | Confirmed | 7 | ||
| Anita Marie | Fromm | F | USA | USA | 2002 Badwater Ultramarathon | 31 | 5 | 600 | FIN | 54:51:25 | 5 | |||
| Anita Marie | Fromm | F | California | USA | USA | 2003 Badwater Ultramarathon | 32 | 5 | 600 | FIN | 46:48:49 | 5 | ||
| Anita Marie | Fromm | F | Manitou Springs | Colorado | USA | USA | 2007 Badwater Ultramarathon | 36 | 15 | 800 | FIN | 42:53:08 | 5 | |
| Anita Marie | Fromm | F | Albuquerque | New Mexico | USA | USA | 2008 Badwater Ultramarathon | 37 | 15 | 800 | FIN | 40:32:39 | 5 | |
| Anita Marie | Fromm | F | Colorado Springs | Colorado | USA | USA | 2010 Badwater Ultramarathon | 39 | 25 | 800 | FIN | 37:53:23 | 5 | |
| Chris | Frost | M | USA | USA | 2002 Badwater Ultramarathon | 51 | 67 | 1000 | FIN | 43:14:56 | 8 | |||
| Chris | Frost | M | California | USA | USA | 2003 Badwater Ultramarathon | 52 | 52 | 1000 | FIN | 42:51:37 | 8 | ||
| Chris | Frost | M | California | USA | USA | 2004 Badwater Ultramarathon | 53 | 53 | 1000 | FIN | 36:22:59 | 8 | ||
| Chris | Frost | M | Malibu | California | USA | USA | 2006 Badwater Ultramarathon | 55 | 55 | 1000 | FIN | 40:32:18 | 8 | |
| Chris | Frost | M | Malibu | California | USA | USA | 2007 Badwater Ultramarathon | 56 | 55 | 1000 | FIN | 43:41:23 | 8 | |
| Chris | Frost | M | Malibu | California | USA | USA | 2008 Badwater Ultramarathon | 57 | 55 | 1000 | FIN | 43:55:34 | 8 | |
| Chris | Frost | M | Malibu | California | USA | USA | 2010 Badwater Ultramarathon | 59 | 55 | 800 | FIN | 51:15:49 | 8 | |
| Chris | Frost | M | Malibu | California | USA | USA | 2011 Badwater Ultramarathon | 60 | 55 | 800 | FIN | 45:01:27 | 8 | |
| Chris | Frost | M | Malibu | California | USA | USA | 2012 Badwater Ultramarathon | 61 | 55 | 600 | Confirmed | 8 | ||
| Frank | Fumich | M | Virginia | USA | USA | 2004 Badwater Ultramarathon | 36 | 5 | 600 | FIN | 42:39:00 | 1 | ||
| Bjarte | Furnes | M | Norway | Norway | 1997 Badwater Ultramarathon | N/A | 24 | AM | DNF | |||||
| Bjarte | Furnes | M | Altona | Victoria | Australia | Norway | 2008 Badwater Ultramarathon | 34 | 97 | 600 | DNF | |||
| Connie | Gardner | F | Medina | Ohio | USA | USA | 2010 Badwater Ultramarathon | 46 | 100 | 1000 | FIN | 30:35:08 | 1 | |
| Peggy | Gaudet | F | Hope | Idaho | USA | USA | 2009 Badwater Ultramarathon | 40 | 14 | 800 | FIN | 53:59:32 | Time on course not affected by the fire. | 1 |
| Florence | Gay | F | Lescar | Île-de-France | France | France | 2011 Badwater Ultramarathon | 46 | 25 | 1000 | FIN | 36:10:40 | 1 | |
| Sharon | Gayter | F | Guisborough | Cleveland | United Kingdom | United Kingdom | 2009 Badwater Ultramarathon | 45 | 45 | 1000 | FIN | 31:12:32 | 1 | |
| Gregg | Geerdes | M | Annandale | Virginia | USA | USA | 2010 Badwater Ultramarathon | 41 | 29 | 1000 | FIN | 28:28:29 | 1 | |
| Eric | Gelber | M | Briarcliff Manor | New York | USA | USA | 2012 Badwater Ultramarathon | 45 | 67 | 600 | Confirmed | |||
| Emily | Gelder | F | London | London E | United Kingdom | United Kingdom | 2011 Badwater Ultramarathon | 36 | 36 | 1000 | FIN | 37:29:48 | 1 | |
| Alan | Geraldi | M | Daly City | California | USA | USA | 2008 Badwater Ultramarathon | 43 | 35 | 600 | FIN | 41:46:17 | 1 | |
| Alfred | Gerauer | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 57 | 57 | 600 | FIN | 59:15:04 | 1 | ||
| Erika Jennifer | Gerhardt | F | Reedsburg | Wisconsin | USA | USA | 2000 Badwater Ultramarathon | 29 | 69 | 800 | HON | 77:05:00 | ||
| Zach | Gingerich | M | Aurora | Illinois | USA | USA | 2008 Badwater Ultramarathon | 28 | 36 | 1000 | FIN | 37:26:16 | 4 | |
| Zach | Gingerich | M | Aurora | Illinois | USA | USA | 2009 Badwater Ultramarathon | 29 | 29 | 1000 | FIN | 25:06:12 | 4 | |
| Zach | Gingerich | M | Aurora | Illinois | USA | USA | 2010 Badwater Ultramarathon | 30 | 3 | 1000 | FIN | 24:44:48 | 4 | |
| Zach | Gingerich | M | Aurora | Illinois | USA | USA | 2011 Badwater Ultramarathon | 31 | 1 | 1000 | FIN | 26:45:15 | 4 | |
| Zach | Gingerich | M | Tigard | Oregon | USA | USA | 2012 Badwater Ultramarathon | 32 | 4 | 1000 | Confirmed | 4 | ||
| Serge | Girard | M | Grainville Ymauville | Île-de-France | France | France | 2008 Badwater Ultramarathon | 54 | 37 | 1000 | FIN | 41:57:17 | 1 | |
| Bob | Givens | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 4 | PM | FIN | 46:19:00 | *PM Start Time, Not AM. | 2 | ||
| Bob | Givens | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 4 | PM | FIN | 40:28:09 | *PM Start Time, Not AM. | 2 | ||
| Jeff | Gleason | M | Wexford | Pennsylvania | USA | USA | 2009 Badwater Ultramarathon | 51 | 59 | 800 | FIN | 36:20:10 | 2 | |
| Jeff | Gleason | M | Wexford | Pennsylvania | USA | USA | 2010 Badwater Ultramarathon | 52 | 59 | 800 | FIN | 35:04:38 | 2 | |
| Jeff | Gleason | M | Wexford | Pennsylvania | USA | USA | 2012 Badwater Ultramarathon | 54 | 59 | 800 | Confirmed | 2 | ||
| Michael | Gleman | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 5 | PM | FIN | 42:06:54 | *PM Start Time, Not AM. | 1 | ||
| Mark | Godale | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 3 | AM | FIN | 41:13:00 | 2 | |||
| Mark | Godale | M | Ohio | USA | USA | 1999 Badwater Ultramarathon | N/A | 3 | AM | FIN | 29:58:00 | 2 | ||
| David | Goggins | M | Chula Vista | California | USA | USA | 2006 Badwater Ultramarathon | 31 | 88 | 600 | FIN | 30:18:54 | 2 | |
| David | Goggins | M | Chula Vista | California | USA | USA | 2007 Badwater Ultramarathon | 32 | 5 | 1000 | FIN | 25:49:40 | 2 | |
| David | Goggins | M | Chula Vista | California | USA | USA | 2008 Badwater Ultramarathon | 33 | 3 | 1000 | DNF | 2 | ||
| Dave | Goodwin | M | California | USA | USA | 2003 Badwater Ultramarathon | 55 | 72 | 600 | DNF | ||||
| Mary Campbell | Gorski | F | Milwaukee | Wisconsin | USA | USA | 2008 Badwater Ultramarathon | 45 | 60 | 800 | FIN | 45:59:43 | 1 | |
| Terry | Graves Jr. | M | USA | USA | 2002 Badwater Ultramarathon | 35 | 38 | 800 | FIN | 41:44:00 | 1 | |||
| David | Green | M | Jacksonville Beach | Florida | USA | USA | 2012 Badwater Ultramarathon | 48 | 76 | 600 | Confirmed | |||
| Ronald | Grimes | M | USA | USA | 2002 Badwater Ultramarathon | 55 | 39 | 800 | DNF | |||||
| Paul | Grimm | M | Littleton | Colorado | USA | USA | 2010 Badwater Ultramarathon | 41 | 63 | 600 | FIN | 55:18:21 | 1 | |
| Paul | Grimm | M | Littleton | Colorado | USA | USA | 2012 Badwater Ultramarathon | 43 | 58 | 600 | Confirmed | 1 | ||
| Philippe | Grizard | M | Chaussin | Burgundy (Bourgogne) | France | France | 2007 Badwater Ultramarathon | 54 | 54 | 800 | FIN | 46:15:23 | 1 | |
| Philippe | Grizard | M | Chaussin | Franche-Comté | France | France | 2008 Badwater Ultramarathon | 55 | 54 | 600 | DNF | 1 | ||
| Philippe | Grizard | M | Chaussin | Bour | France | France | 2009 Badwater Ultramarathon | 56 | 54 | 600 | DNF | 1 | ||
| Jay | Grobeson | M | Los Angeles | California | USA | USA | 2000 Badwater Ultramarathon | 39 | 16 | 600 | FIN | 33:49:59 | 1 | |
| Dagmar | Grossheim | F | Gaefenberg | Free State of Bavaria (Freistaat Bayern) | Germany | Germany | 2007 Badwater Ultramarathon | 45 | 25 | 1000 | FIN | 42:56:03 | 1 | |
| Dominic | Grossman | M | Playa Del Rey | California | USA | USA | 2010 Badwater Ultramarathon | 23 | 39 | 800 | FIN | 31:37:10 | 1 | |
| Robert | Gryfe | M | Toronto | Ontario | Canada | Canada | 2010 Badwater Ultramarathon | 43 | 64 | 800 | FIN | 34:35:20 | 1 | |
| Luis | Guerrero | M | Aguascalientes | Mexico | Mexico | 2003 Badwater Ultramarathon | 39 | 39 | 1000 | DNF | ||||
| Jonathan | Gunderson | M | San Francisco | California | USA | USA | 2006 Badwater Ultramarathon | 28 | 28 | 600 | FIN | 43:33:00 | 4 | |
| Jonathan | Gunderson | M | San Francisco | California | USA | USA | 2007 Badwater Ultramarathon | 29 | 29 | 800 | FIN | 42:08:51 | 4 | |
| Jonathan | Gunderson | M | San Francisco | California | USA | USA | 2008 Badwater Ultramarathon | 30 | 30 | 800 | FIN | 36:21:21 | 4 | |
| Jonathan | Gunderson | M | San Francisco | California | USA | USA | 2009 Badwater Ultramarathon | 31 | 30 | 800 | FIN | 31:33:13 | 4 | |
| Jonathan | Gunderson | M | San Francisco | California | USA | USA | 2012 Badwater Ultramarathon | 34 | 30 | 1000 | Confirmed | 4 | ||
| Bruce | Gungle | M | Arizona | USA | USA | 2004 Badwater Ultramarathon | 45 | 45 | 800 | FIN | 42:48:58 | 3 | ||
| Bruce | Gungle | M | Tucson | Arizona | USA | USA | 2006 Badwater Ultramarathon | 47 | 47 | 1000 | FIN | 41:26:23 | 3 | |
| Bruce | Gungle | M | Tucson | Arizona | USA | USA | 2008 Badwater Ultramarathon | 49 | 49 | 1000 | FIN | 43:52:29 | 3 | |
| Bruce | Gungle | M | Tucson | Arizona | USA | USA | 2012 Badwater Ultramarathon | 53 | 53 | 600 | Confirmed | 3 | ||
| Joerg | Hafner | M | Hamburg | Free and Hanseatic City of Hamburg (Freie und Hans | Germany | Germany | 2012 Badwater Ultramarathon | 39 | 39 | 800 | Confirmed | |||
| Norman | Haines | M | California | USA | USA | 2003 Badwater Ultramarathon | 64 | 64 | 600 | DNF | ||||
| Ron | Hamilton | M | Concord | California | USA | USA | 2006 Badwater Ultramarathon | 59 | 59 | 600 | DNF | |||
| James | Hamilton | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 23 | AM | DNF | 2 | ||||
| James | Hamilton | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 13 | AM | FIN | 51:51:00 | 2 | |||
| James | Hamilton | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 23 | AM | FIN | 45:47:00 | 2 | ||
| James | Hamilton | M | San Diego | California | USA | USA | 2000 Badwater Ultramarathon | 56 | 17 | 600 | DNF | 2 | ||
| Steve | Hanes | M | Westfield | Pennsylvania | USA | USA | 2009 Badwater Ultramarathon | 53 | 83 | 600 | FIN | 40:00:00* | 1 | |
| Noel | Hanna | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 10 | AM | FIN | 51:23:00 | 2 | |||
| Noel | Hanna | M | Ireland | Ireland | 1999 Badwater Ultramarathon | N/A | 10 | AM | FIN | 39:03:00 | 2 | |||
| Dave | Hannaford | M | USA | USA | 2002 Badwater Ultramarathon | 51 | 68 | 1000 | FIN | 33:16:46 | 1 | |||
| Fabrice | Hardel | M | san diego | California | USA | France | 2012 Badwater Ultramarathon | 38 | 78 | 600 | Confirmed | |||
| Timothy | Hardy | M | Marietta | New York | USA | USA | 2012 Badwater Ultramarathon | 51 | 82 | 800 | Confirmed | |||
| David | Harper | M | Florida | USA | USA | 2005 Badwater Ultramarathon | 41 | 41 | 800 | FIN | 52:41:49 | 3 | ||
| David | Harper | M | Clermont | Florida | USA | USA | 2006 Badwater Ultramarathon | 42 | 32 | 600 | FIN | 51:48:10 | 3 | |
| David | Harper | M | Clermont | Florida | USA | USA | 2007 Badwater Ultramarathon | 43 | 32 | 800 | FIN | 46:13:35 | 3 | |
| Rob | Harsh | M | Illinois | USA | USA | 2005 Badwater Ultramarathon | 34 | 67 | 800 | FIN | 50:52:11 | 1 | ||
| Susannah | Harvey-Jamieson | F | Holland Park West | Queensland | Australia | Australia | 2010 Badwater Ultramarathon | 37 | 21 | 800 | FIN | 35:20:38 | 1 | |
| Paul | Hasse | M | Minneapolis | Minnesota | USA | USA | 2006 Badwater Ultramarathon | 45 | 64 | 1000 | FIN | 37:45:16 | 1 | |
| Bob | Haugh | M | Kentucky | USA | USA | 2003 Badwater Ultramarathon | 52 | 23 | 1000 | DNF | 2 | |||
| Bob | Haugh | M | Paducah | Kentucky | USA | USA | 2006 Badwater Ultramarathon | 55 | 80 | 800 | FIN | 44:39:08 | 2 | |
| Bob | Haugh | M | Paducah | Kentucky | USA | USA | 2008 Badwater Ultramarathon | 57 | 80 | 800 | FIN | 42:22:32 | 2 | |
| Herbert | Hausmann | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 56 | 59 | 600 | FIN | 58:46:40 | 1 | ||
| Michael | Haviland | M | USA | USA | 2002 Badwater Ultramarathon | 60 | 40 | 800 | FIN | 53:07:41 | 1 | |||
| Ferg | Hawke | M | British Columbia | Canada | Canada | 2004 Badwater Ultramarathon | 46 | 46 | 800 | FIN | 27:30:20 | 3 | ||
| Ferg | Hawke | M | British Columbia | Canada | Canada | 2005 Badwater Ultramarathon | 48 | 2 | 1000 | FIN | 26:33:00 | 3 | ||
| Ferg | Hawke | M | Surrey | British Columbia | Canada | Canada | 2006 Badwater Ultramarathon | 48 | 2 | 1000 | FIN | 28:45:10 | 3 | |
| Claire | Heid | F | Tacoma | Washington | USA | USA | 2012 Badwater Ultramarathon | 23 | 85 | 800 | Confirmed | |||
| Gabriel | Helmlinger | M | Cambridge | Maine | USA | France | 2012 Badwater Ultramarathon | 46 | 46 | 1000 | Confirmed | |||
| Mark | Henderson | M | USA | USA | 2001 Badwater Ultramarathon | 41 | 14 | 600 | FIN | 41:22:40 | 1 | |||
| Christopher | Hendley | M | USA | USA | 2001 Badwater Ultramarathon | 38 | 75 | 1000 | FIN | 52:57:54 | 1 | |||
| Christopher | Hendley | M | Nevada | USA | USA | 2003 Badwater Ultramarathon | 40 | 22 | 800 | DNF | 1 | |||
| Mike | Henebry | M | USA | USA | 2002 Badwater Ultramarathon | 58 | 25 | 600 | FIN | 53:03:05 | 1 | |||
| Mike | Henebry | M | California | USA | USA | 2004 Badwater Ultramarathon | 60 | 20 | 800 | DNF | 1 | |||
| Lisa | Henson | F | California | USA | USA | 2003 Badwater Ultramarathon | 42 | 100 | 800 | FIN | 45:57:20 | 1 | ||
| Michael R. | Hernandez | M | California | USA | USA | 2004 Badwater Ultramarathon | 51 | 51 | 800 | DNF | ||||
| Jan | Herrmann | M | Gladesville | New South Wales | Australia | Australia | 2007 Badwater Ultramarathon | 44 | 59 | 600 | FIN | 50:09:23 | 2 | |
| Jan | Herrmann | M | Wahroonga | New South Wales | Australia | Australia | 2008 Badwater Ultramarathon | 45 | 59 | 600 | FIN | 45:17:52 | 2 | |
| Achim | Heukemes | M | Germany | Germany | 2002 Badwater Ultramarathon | 50 | 69 | 1000 | DNF | 1 | ||||
| Achim | Heukemes | M | Gaefenberg | Free State of Bavaria (Freistaat Bayern) | Germany | Germany | 2007 Badwater Ultramarathon | 55 | 26 | 1000 | FIN | 33:02:42 | 1 | |
| Tim | Hewitt | M | Greensburg | Pennsylvania | USA | USA | 2000 Badwater Ultramarathon | 45 | 65 | 1000 | FIN | 30:14:20 | 2 | |
| Tim | Hewitt | M | Greensburg | Pennsylvania | USA | USA | 2010 Badwater Ultramarathon | 55 | 16 | 1000 | FIN | 36:30:52 | 2 | |
| Claude | Hicks Jr. | M | Fort Worth | Texas | USA | USA | 2012 Badwater Ultramarathon | 52 | 90 | 800 | Confirmed | |||
| Gary | Hilliard | M | Sierra Madre | California | USA | USA | 2007 Badwater Ultramarathon | 52 | 52 | 600 | FIN | 41:43:57 | 1 | |
| Geoffrey | Hilton-Barber | M | Eastern Cape | South Africa | South Africa | 2005 Badwater Ultramarathon | 58 | 58 | 600 | FIN | 46:30:17 | 1 | ||
| Miles | Hilton-Barber | M | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 56 | 56 | 600 | DNF | ||||
| Alfred | Hintzmann | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 70 | 70 | 600 | DNF | ||||
| Jason | Hodde | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 37 | AM | DNF | 1 | ||||
| Jason | Hodde | M | USA | USA | 2002 Badwater Ultramarathon | 32 | 41 | 800 | DNF | 1 | ||||
| Jason | Hodde | M | West Lafayette | Indiana | USA | USA | 2006 Badwater Ultramarathon | 36 | 36 | 800 | FIN | 56:52:54 | 1 | |
| Jurgen | Hoffman | M | Germany | Germany | 2001 Badwater Ultramarathon | 49 | 53 | 800 | DNF | |||||
| Jürgen | Hofmann | M | Germany | Germany | 2002 Badwater Ultramarathon | 50 | 70 | 1000 | FIN | 45:41:48 | 5 | |||
| Jürgen | Hofmann | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 52 | 52 | 800 | FIN | 37:10:49 | 5 | ||
| Jürgen | Hofmann | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 53 | 53 | 800 | FIN | 33:47:18 | 5 | ||
| Jürgen | Hofmann | M | Eisenberg | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 54 | 5 | 1000 | FIN | 38:46:40 | 5 | |
| Jürgen | Hofmann | M | Eisenberg | RheinlandPfalz | Germany | Germany | 2008 Badwater Ultramarathon | 56 | 56 | 1000 | FIN | 35:58:48 | 5 | |
| Dale | Holdaway | M | Northville | Michigan | USA | USA | 2012 Badwater Ultramarathon | 45 | 45 | 1000 | Confirmed | |||
| Nickademus | Hollon | M | San Diego | California | USA | USA | 2009 Badwater Ultramarathon | 19 | 19 | 600 | FIN | 33:21:29 | 2 | |
| Nickademus | Hollon | M | San Diego | California | USA | USA | 2010 Badwater Ultramarathon | 20 | 20 | 1000 | FIN | 31:53:00 | 2 | |
| Gary | Hoover | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 18 | PM | DNF | *PM Start Time, Not AM. | ||||
| Gary | Hoover | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 22 | PM | DNF | *PM Start Time, Not AM. | ||||
| Gary | Hoover | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 22 | AM | DNF | |||||
| Vicky | Hoover | F | USA | USA | 1995 Badwater Ultramarathon | N/A | 23 | PM | DNF | *PM Start Time, Not AM. | ||||
| Debra | Horn | F | USA | USA | 2002 Badwater Ultramarathon | 43 | 6 | 600 | FIN | 42:21:00 | 1 | |||
| David | Horner | M | Hendersonville | North Carolina | USA | United Kingdom | 2006 Badwater Ultramarathon | 48 | 67 | 600 | FIN | 37:01:20 | 3 | |
| David | Horner | M | Hendersonville | North Carolina | USA | USA | 2008 Badwater Ultramarathon | 50 | 67 | 1000 | FIN | 34:31:08 | 3 | |
| David | Horner | M | Hendersonville | North Carolina | USA | USA | 2010 Badwater Ultramarathon | 52 | 52 | 1000 | FIN | 37:18:04 | 3 | |
| David | Horsley | M | Aberdeen | United Kingdom | United Kingdom | 2004 Badwater Ultramarathon | 36 | 31 | 800 | FIN | 50:01:10 | 1 | ||
| Stephen | Hudgens | M | Fort Worth | Texas | USA | USA | 2007 Badwater Ultramarathon | 51 | 51 | 600 | FIN | 56:31:35 | 2 | |
| Stephen | Hudgens | M | Fort Worth | Texas | USA | USA | 2008 Badwater Ultramarathon | 52 | 52 | 600 | FIN | 46:40:42 | 2 | |
| Jack | Humphrey | M | USA | USA | 2001 Badwater Ultramarathon | 44 | 76 | 1000 | DNF | 4 | ||||
| Jack | Humphrey | M | Colorado | USA | USA | 2005 Badwater Ultramarathon | 48 | 68 | 1000 | FIN | 49:16:45 | 4 | ||
| Jack | Humphrey | M | Louisville | Colorado | USA | USA | 2007 Badwater Ultramarathon | 50 | 50 | 800 | FIN | 46:18:12 | 4 | |
| Jack | Humphrey | M | Louisville | Colorado | USA | USA | 2008 Badwater Ultramarathon | 51 | 51 | 600 | FIN | 45:50:33 | 4 | |
| Jack | Humphrey | M | Louisville | Colorado | USA | USA | 2009 Badwater Ultramarathon | 52 | 51 | 800 | FIN | 42:19:44* | 4 | |
| Andy | Humphries | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 37 | 15 | 600 | FIN | 37:10:45 | 1 | |||
| Jamie | Huneycutt | F | Fayetteville | Arkansas | USA | USA | 2007 Badwater Ultramarathon | 48 | 23 | 800 | FIN | 41:24:10 | 1 | |
| Carl | Hunt | M | Connecticut | USA | USA | 2005 Badwater Ultramarathon | 54 | 72 | 800 | FIN | 41:58:14 | 1 | ||
| Hugh | Hunter | M | Remagen-Bandorf | Germany | United Kingdom | 2007 Badwater Ultramarathon | 47 | 61 | 600 | DNF | ||||
| Lorie | Hutchison | F | Salt Lake City | Utah | USA | USA | 2008 Badwater Ultramarathon | 44 | 61 | 800 | FIN | 31:17:16 | 2 | |
| Lorie | Hutchison | F | Salt Lake City | Utah | USA | USA | 2009 Badwater Ultramarathon | 45 | 8 | 1000 | FIN | 30:23:48 | 2 | |
| Sumie | Inagaki | F | Kasugai | Aichi | Japan | Japan | 2011 Badwater Ultramarathon | 45 | 11 | 1000 | FIN | 28:49:27 | 1 | |
| Sumie | Inagaki | F | Kasugai | Aichi | Japan | Japan | 2012 Badwater Ultramarathon | 46 | 7 | 1000 | Confirmed | 1 | ||
| Frank (Jim) | Ingalls | M | Texas | USA | USA | 2005 Badwater Ultramarathon | 60 | 60 | 600 | FIN | 55:47:48 | 2 | ||
| Frank (Jim) | Ingalls | M | Wichita Falls | Texas | USA | USA | 2007 Badwater Ultramarathon | 62 | 62 | 600 | FIN | 46:54:57 | 2 | |
| Nobumi | Iwamoto | M | Sumida-ku | Tokyo | Japan | Japan | 2010 Badwater Ultramarathon | 44 | 44 | 1000 | FIN | 42:13:01 | 2 | |
| Nobumi | Iwamoto | M | Chiyoda | Tokyo | Japan | Japan | 2011 Badwater Ultramarathon | 45 | 44 | 1000 | FIN | 27:30:48 | 2 | |
| Nobumi | Iwamoto | M | Chiyoda | Tokyo | Japan | Japan | 2012 Badwater Ultramarathon | 46 | 44 | 1000 | Confirmed | 2 | ||
| Scott | Jacaway | M | Downers Grove | Illinois | USA | USA | 2007 Badwater Ultramarathon | 49 | 72 | 1000 | FIN | 51:33:11 | 2 | |
| Scott | Jacaway | M | Downers Grove | Illinois | USA | USA | 2009 Badwater Ultramarathon | 51 | 72 | 600 | FIN | 54:55:20 | Lost 13 hours, 20 minutes due to forest fire. Earned a sub-48 hour buckle. | 2 |
| Scott | Jacaway | M | Downers Grove | Illinois | USA | USA | 2012 Badwater Ultramarathon | 54 | 72 | 600 | Confirmed | 2 | ||
| David | Jackson | M | USA | USA | 2001 Badwater Ultramarathon | 42 | 54 | 800 | DNF | 2 | ||||
| David | Jackson | M | USA | USA | 2002 Badwater Ultramarathon | 43 | 43 | 800 | FIN | 47:12:30 | 2 | |||
| David | Jackson | M | Kentucky | USA | USA | 2005 Badwater Ultramarathon | 46 | 46 | 800 | FIN | 45:56:58 | 2 | ||
| Dan | Jensen | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 38 | AM | DNF | |||||
| Daniel | Jensen | M | South Dakota | USA | USA | 2005 Badwater Ultramarathon | 55 | 55 | 600 | FIN | 57:44:15 | 4 | ||
| Daniel | Jensen | M | Sioux Falls | South Dakota | USA | USA | 2006 Badwater Ultramarathon | 57 | 57 | 600 | DNF | 4 | ||
| Daniel | Jensen | M | Sioux Falls | South Dakota | USA | USA | 2008 Badwater Ultramarathon | 58 | 58 | 600 | FIN | 42:15:46 | 4 | |
| Daniel | Jensen | M | Sioux Falls | South Dakota | USA | USA | 2010 Badwater Ultramarathon | 60 | 58 | 600 | FIN | 36:14:52 | 4 | |
| Daniel | Jensen | M | Sioux Falls | South Dakota | USA | USA | 2011 Badwater Ultramarathon | 61 | 58 | 600 | FIN | 38:04:31 | 4 | |
| Flip | Jergens | M | Eastern Cape | South Africa | South Africa | 2005 Badwater Ultramarathon | 48 | 79 | 600 | FIN | 45:55:02 | 1 | ||
| Kirk | Johnson | M | New Jersey | USA | USA | 1999 Badwater Ultramarathon | N/A | 32 | AM | FIN | 54:26:00 | 1 | ||
| Mark | Johnson | M | USA | USA | 2002 Badwater Ultramarathon | 38 | 26 | 600 | FIN | 36:32:00 | 1 | |||
| Robert | Johnson | M | USA | USA | 2001 Badwater Ultramarathon | 40 | 16 | 600 | FIN | 47:00:27 | 1 | |||
| Badwater Ben | Jones | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 11 | PM | FIN | 49:50:05 | *PM Start Time, Not AM. | 3 | ||
| Badwater Ben | Jones | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 7 | PM | FIN | 51:04:00 | *PM Start Time, Not AM. | 3 | ||
| Badwater Ben | Jones | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 7 | PM | FIN | 50:14:32 | *PM Start Time, Not AM. | 3 | ||
| Badwater Ben | Jones | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 19 | PM | DNF | *PM Start Time, Not AM. | 3 | |||
| Badwater Ben | Jones | M | California | USA | USA | 2003 Badwater Ultramarathon | 70 | 70 | 600 | DNF | 3 | |||
| Chuck | Jones | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 3 | PM | FIN | 45:54:00 | *PM Start Time, Not AM. started 18 hours after the race field (thus a PM start) | 2 | ||
| Chuck | Jones | M | USA | USA | 1989 Badwater Ultramarathon | N/A | 4 | PM | FIN | *PM Start Time, Not AM. | 2 | |||
| David | Jones | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 2 | PM | FIN | 37:51:06 | *PM Start Time, Not AM. | 5 | ||
| David | Jones | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 1 | AM | FIN | 29:10:00 | 5 | |||
| David | Jones | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 42 | AM | DNF | 5 | ||||
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2006 Badwater Ultramarathon | 54 | 95 | 1000 | DNF | 5 | ||
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2007 Badwater Ultramarathon | 55 | 95 | 1000 | FIN | 31:12:32 | 5 | |
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2008 Badwater Ultramarathon | 56 | 95 | 1000 | FIN | 40:16:11 | 5 | |
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2009 Badwater Ultramarathon | 57 | 95 | 1000 | FIN | 31:26:25 | 5 | |
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2010 Badwater Ultramarathon | 58 | 95 | 1000 | DNF | 5 | ||
| David | Jones | M | Eagleville | Tennessee | USA | USA | 2012 Badwater Ultramarathon | 60 | 5 | 1000 | Confirmed | 5 | ||
| Denise | Jones | F | USA | USA | 1994 Badwater Ultramarathon | N/A | 12 | PM | FIN | 55:32:15 | *PM Start Time, Not AM. | 2 | ||
| Denise | Jones | F | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 24 | AM | FIN | 45:54:00 | 6th female | 2 | |
| Errol | Jones | M | Oakland | California | USA | USA | 2000 Badwater Ultramarathon | 50 | 18 | 600 | FIN | 51:01:41 | 2 | |
| Errol | Jones | M | USA | USA | 2001 Badwater Ultramarathon | 51 | 17 | 600 | FIN | 53:23:37 | 2 | |||
| Joe | Judd | M | Salida | Colorado | USA | USA | 2010 Badwater Ultramarathon | 46 | 86 | 800 | FIN | 45:58:15 | 1 | |
| Scott | Jurek | M | Washington | USA | USA | 2005 Badwater Ultramarathon | 31 | 100 | 1000 | FIN | 24:36:08 | 2 | ||
| Scott | Jurek | M | Seattle | Washington | USA | USA | 2006 Badwater Ultramarathon | 32 | 1 | 1000 | FIN | 25:41:18 | 2 | |
| Mick | Justin | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 8 | PM | FIN | 47:57:28 | *PM Start Time, Not AM. | 4 | ||
| Mick | Justin | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 19 | AM | DNF | 4 | ||||
| Mick | Justin | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 5 | AM | FIN | 38:55:00 | 4 | |||
| Mick | Justin | M | Minnesota | USA | USA | 1999 Badwater Ultramarathon | N/A | 19 | AM | FIN | 43:09:00 | 4 | ||
| Mick | Justin | M | Nisswa | Minnesota | USA | USA | 2000 Badwater Ultramarathon | 52 | 19 | 600 | FIN | 46:53:55 | 4 | |
| Mick | Justin | M | USA | USA | 2002 Badwater Ultramarathon | 54 | 71 | 1000 | DNF | 4 | ||||
| Mick | Justin | M | Minnesota | USA | USA | 2003 Badwater Ultramarathon | 55 | 15 | 1000 | DNF | 4 | |||
| Marat | Jylanbaev | M | Kazakhstan | Kazakhstan | 1994 Badwater Ultramarathon | N/A | 2 | PM | FIN | 34:36:10 | *PM Start Time, Not AM. | 1 | ||
| Said | Kahla | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 53 | 33 | 600 | FIN | 40:53:08 | 2 | ||
| Said | Kahla | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 54 | 33 | 1000 | FIN | 38:37:03 | 2 | ||
| Mark | Kahler | M | California | USA | USA | 2005 Badwater Ultramarathon | 46 | 73 | 600 | FIN | 41:36:46 | 1 | ||
| Tomotaka | Kamei | M | Nagoya | Aichi | Japan | Japan | 2011 Badwater Ultramarathon | 45 | 12 | 1000 | FIN | 44:59:18 | 1 | |
| Christopher | Kammler | M | USA | USA | 2001 Badwater Ultramarathon | 39 | 18 | 600 | DNF | |||||
| Betsy | Kapiloff | F | USA | USA | 2001 Badwater Ultramarathon | 41 | 70 | 1000 | FIN | 47:09:32 | 1 | |||
| Neil | Kapoor | M | Enfield | UK | United Kingdom | United Kingdom | 2006 Badwater Ultramarathon | 38 | 33 | 800 | FIN | 37:55:50 | 1 | |
| Mike | Karch | M | New Mexico | USA | USA | 2003 Badwater Ultramarathon | 34 | 26 | 800 | FIN | 47:19:09 | 2 | ||
| Mike | Karch | M | California | USA | USA | 2004 Badwater Ultramarathon | 35 | 26 | 800 | FIN | 52:27:06 | 2 | ||
| Hubert | Karl | M | Zeil | Bavaria | Germany | Germany | 2008 Badwater Ultramarathon | 50 | 62 | 1000 | FIN | 29:30:40 | 1 | |
| Dean | Karnazes | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 18 | PM | DNF | *PM Start Time, Not AM. | 7 | |||
| Dean | Karnazes | M | San Francisco | California | USA | USA | 2000 Badwater Ultramarathon | 37 | 81 | 800 | FIN | 32:42:20 | 7 | |
| Dean | Karnazes | M | California | USA | USA | 2003 Badwater Ultramarathon | 40 | 30 | 1000 | FIN | 28:51:26 | 7 | ||
| Dean | Karnazes | M | California | USA | USA | 2004 Badwater Ultramarathon | 41 | 2 | 1000 | FIN | 27:22:48 | 7 | ||
| Dean | Karnazes | M | San Francisco | California | USA | USA | 2006 Badwater Ultramarathon | 43 | 99 | 1000 | FIN | 33:33:41 | 7 | |
| Dean | Karnazes | M | San Francisco | California | USA | USA | 2007 Badwater Ultramarathon | 44 | 4 | 1000 | FIN | 31:31:34 | 7 | |
| Dean | Karnazes | M | San Francisco | California | USA | USA | 2008 Badwater Ultramarathon | 45 | 4 | 1000 | FIN | 27:11:00 | 7 | |
| Dean | Karnazes | M | Ross | California | USA | USA | 2009 Badwater Ultramarathon | 46 | 4 | 1000 | FIN | 34:51:20 | 7 | |
| Dean | Karnazes | M | Ross | California | USA | USA | 2012 Badwater Ultramarathon | 49 | 2 | 1000 | Confirmed | 7 | ||
| Mary | Kashurba | F | Pennsylvania | USA | USA | 2003 Badwater Ultramarathon | 47 | 27 | 800 | FIN | 44:08:04 | 2 | ||
| Mary | Kashurba | F | Somerset | Pennsylvania | USA | USA | 2006 Badwater Ultramarathon | 50 | 50 | 800 | FIN | 41:43:13 | 2 | |
| Edward | Kelly | M | Palatine | Illinois | USA | USA | 2011 Badwater Ultramarathon | 59 | 59 | 600 | FIN | 34:42:25 | 1 | |
| Joey | Kelly | M | Niedersachsen | Baden-Württemberg | Germany | Germany | 2000 Badwater Ultramarathon | 27 | 67 | 1000 | FIN | 55:07:50 | 2 | |
| Joey | Kelly | M | Meine | Lower Saxony (Niedersachsen) | Germany | Ireland | 2011 Badwater Ultramarathon | 39 | 39 | 600 | FIN | 43:22:58 | 2 | |
| Karl W. | Keltner | M | USA | USA | 2001 Badwater Ultramarathon | 39 | 77 | 1000 | FIN | 55:18:35 | 2 | |||
| Karl W. | Keltner | M | USA | USA | 2002 Badwater Ultramarathon | 40 | 44 | 800 | DNF | 2 | ||||
| Karl W. | Keltner | M | Missouri | USA | USA | 2004 Badwater Ultramarathon | 42 | 42 | 800 | FIN | 57:23:19 | 2 | ||
| Karla | Kent | F | Las Vegas | Nevada | USA | Czech Republic | 2012 Badwater Ultramarathon | 49 | 49 | 800 | Confirmed | |||
| Steve | Kerr | M | United Kingdom | United Kingdom | 1992 Badwater Ultramarathon | N/A | 12 | PM | FIN | 58:19:00 | *PM Start Time, Not AM. | 3 | ||
| Steve | Kerr | M | United Kingdom | United Kingdom | 1994 Badwater Ultramarathon | N/A | 15 | PM | FIN | 59:25:06 | *PM Start Time, Not AM. | 3 | ||
| Steve | Kerr | M | United Kingdom | United Kingdom | 1997 Badwater Ultramarathon | N/A | 18 | AM | FIN | 56:02:00 | 3 | |||
| Don | Kesinger | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 20 | PM | DNF | *PM Start Time, Not AM. | ||||
| Don | Kesinger | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 19 | PM | DNF | *PM Start Time, Not AM. | ||||
| Timothy TJ | Key | M | California | USA | USA | 2004 Badwater Ultramarathon | 60 | 40 | 1000 | DNF | ||||
| Dimitri | Kieffer | M | Washington | USA | France | 2003 Badwater Ultramarathon | 37 | 73 | 600 | DNF | ||||
| Dimitri | Kieffer | M | Washington | USA | France | 2004 Badwater Ultramarathon | 38 | 73 | 600 | HON | 69:57:00 | Finished after cut-off | ||
| Samuel | Kilpatrick | M | London | Greater London | United Kingdom | United Kingdom | 2012 Badwater Ultramarathon | 54 | 54 | 800 | Confirmed | |||
| David | Kim | M | USA | USA | 2001 Badwater Ultramarathon | 58 | 19 | 600 | FIN | 37:41:17 | 1 | |||
| Steve | King | M | Canada | Canada | 2001 Badwater Ultramarathon | 52 | 55 | 800 | FIN | 30:30:51 | 1 | |||
| Tim | Kjenstad | M | Nevada | USA | USA | 2005 Badwater Ultramarathon | 47 | 47 | 800 | DNF | 2 | |||
| Tim | Kjenstad | M | Henderson | Nevada | USA | USA | 2006 Badwater Ultramarathon | 48 | 68 | 600 | FIN | 55:49:36 | 2 | |
| Tim | Kjenstad | M | Henderson | Nevada | USA | USA | 2007 Badwater Ultramarathon | 49 | 68 | 600 | FIN | 47:54:56 | 2 | |
| Tim | Kjenstad | M | Henderson | Nevada | USA | USA | 2009 Badwater Ultramarathon | 51 | 68 | 800 | DNF | 2 | ||
| Josef | Kladensky | M | Perchtoldsdorf | Burgenland | Austria | Austria | 2006 Badwater Ultramarathon | 58 | 58 | 800 | FIN | 46:05:21 | 1 | |
| Randy | Klassen | M | USA | USA | 2002 Badwater Ultramarathon | 49 | 45 | 800 | FIN | 48:11:02 | 1 | |||
| Randy | Klassen | M | California | USA | USA | 2004 Badwater Ultramarathon | 51 | 48 | 1000 | DNF | 1 | |||
| Roger | Klein | M | Luxembourg | Luxembourg | 2003 Badwater Ultramarathon | 57 | 57 | 600 | FIN | 43:37:09 | 1 | |||
| Brittany | Klimowicz | F | Astoria | New York | USA | USA | 2011 Badwater Ultramarathon | 26 | 29 | 600 | FIN | 45:31:11 | 1 | |
| Michael | Klob | M | Bad Staffelstein | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 42 | 39 | 600 | DNF | |||
| Dieter | Knoblich | M | NRW | Germany | Germany | 2004 Badwater Ultramarathon | 50 | 50 | 600 | DNF | ||||
| Karlheinz | Kobus | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 38 | 38 | 600 | FIN | 54:06:56 | 1 | ||
| Akos | Konya | M | Oceanside | California | USA | Hungary | 2006 Badwater Ultramarathon | 31 | 31 | 600 | FIN | 25:58:42 | 3 | |
| Akos | Konya | M | Oceanside | California | USA | Hungary | 2007 Badwater Ultramarathon | 32 | 2 | 1000 | FIN | 23:47:47 | 3 | |
| Akos | Konya | M | Oceanside | California | USA | Hungary | 2008 Badwater Ultramarathon | 33 | 2 | 1000 | FIN | 23:49:44 | 3 | |
| Jason | Koop | M | Colorado Springs | Colorado | USA | USA | 2011 Badwater Ultramarathon | 32 | 32 | 1000 | FIN | 36:26:16 | 1 | |
| Dennis | Koors | M | Oak Park | California | USA | Denmark | 2009 Badwater Ultramarathon | 37 | 61 | 600 | FIN | 40:13:36 | Finished just as we were evacuating. | 1 |
| Bill | Koppenheffer | M | Chalfont | Pennsylvania | USA | USA | 2000 Badwater Ultramarathon | 47 | 68 | 1000 | FIN | 46:25:49 | 1 | |
| Gabor | Kozinc | M | Pasadena | California | USA | Hungary | 2007 Badwater Ultramarathon | 44 | 73 | 600 | FIN | 46:50:15 | 1 | |
| Brian | Krogmann | M | Los Angeles | California | USA | USA | 2010 Badwater Ultramarathon | 32 | 32 | 1000 | FIN | 31:49:00 | 1 | |
| Tom | Kruger | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 16 | PM | FIN | 59:53:20 | *PM Start Time, Not AM. | 1 | ||
| Tom | Kruger | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 20 | PM | DNF | *PM Start Time, Not AM. | 1 | |||
| Tom | Kruger | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 23 | AM | DNF | 1 | ||||
| Anatoli | Kruglikov | M | Roslavl | Smolenskaia | Russian Federation | Russian Federation | 2000 Badwater Ultramarathon | 42 | 78 | 600 | FIN | 25:09:05 | 1 | |
| Brian | Kuhn | M | Champaign | Illinois | USA | USA | 2007 Badwater Ultramarathon | 33 | 33 | 600 | FIN | 37:25:52 | 1 | |
| Guido | Kunze | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 39 | 80 | 1000 | FIN | 37:05:00 | 1 | ||
| David | Kutcipal | M | Boulder | Colorado | USA | USA | 2000 Badwater Ultramarathon | 31 | 39 | 800 | DNF | |||
| Ivan | Labutin | M | Vyazniki | Vladimirskaia | Russian Federation | Russian Federation | 2000 Badwater Ultramarathon | 41 | 79 | 600 | FIN | 29:42:24 | 1 | |
| Mario | Lacerda | M | Acre | Brazil | Brazil | 2005 Badwater Ultramarathon | 48 | 81 | 600 | DNF | 1 | |||
| Mario | Lacerda | M | Colatina | Acre | Brazil | Brazil | 2006 Badwater Ultramarathon | 49 | 81 | 600 | FIN | 53:27:08 | 1 | |
| Bill | LaDieu | M | Pennsylvania | USA | USA | 2003 Badwater Ultramarathon | 53 | 28 | 800 | FIN | 52:49:18 | 2 | ||
| Bill | LaDieu | M | Harrisburg | Pennsylvania | USA | USA | 2006 Badwater Ultramarathon | 56 | 82 | 600 | FIN | 54:50:21 | 2 | |
| Emile | Laharague | M | Île-de-France | France | France | 1990 Badwater Ultramarathon | N/A | 20 | PM | DNF | *PM Start Time, Not AM. | |||
| Emile | Laharague | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 21 | PM | DNF | *PM Start Time, Not AM. | ||||
| Robert "Primus& | Lambert | M | United Kingdom | United Kingdom | 1993 Badwater Ultramarathon | N/A | 6 | PM | FIN | 47:34:00 | *PM Start Time, Not AM. | 3 | ||
| Robert "Primus& | Lambert | M | United Kingdom | United Kingdom | 1994 Badwater Ultramarathon | N/A | 4 | PM | FIN | 42:11:21 | *PM Start Time, Not AM. | 3 | ||
| Robert "Primus& | Lambert | M | United Kingdom | United Kingdom | 1997 Badwater Ultramarathon | N/A | 15 | AM | FIN | 50:54:00 | 3 | |||
| Anne | Langstaff | F | USA | USA | 2001 Badwater Ultramarathon | 40 | 3 | 600 | FIN | 40:13:40 | 2 | |||
| Anne | Langstaff | F | Alpine | California | USA | USA | 2007 Badwater Ultramarathon | 46 | 10 | 1000 | FIN | 51:05:30 | 2 | |
| Bob | Lapanja | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 9 | AM | FIN | 49:10:00 | 4 | |||
| Bob | Lapanja | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 16 | AM | FIN | 54:35:00 | 4 | |||
| Bob | Lapanja | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 9 | AM | FIN | 37:51:00 | 4 | ||
| Bob | Lapanja | M | El Dorado Hills | California | USA | USA | 2000 Badwater Ultramarathon | 46 | 20 | 600 | DNF | 4 | ||
| Bob | Lapanja | M | USA | USA | 2001 Badwater Ultramarathon | 47 | 56 | 800 | FIN | 46:29:08 | 4 | |||
| Bob | Lapanja | M | USA | USA | 2002 Badwater Ultramarathon | 48 | 72 | 1000 | DNF | 4 | ||||
| David | Lazenby | M | United Kingdom | United Kingdom | 2002 Badwater Ultramarathon | 32 | 46 | 800 | FIN | 41:25:50 | 1 | |||
| Robert | Lebrun | M | Callander | Ontario | Canada | Canada | 2009 Badwater Ultramarathon | 56 | 56 | 800 | FIN | 35:19:46 | 1 | |
| Stephane | Lemaitre | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 34 | 34 | 600 | DNF | ||||
| Maria | Lemus | F | Los Angeles | California | USA | El Salvador | 2006 Badwater Ultramarathon | 42 | 20 | 800 | FIN | 39:50:24 | 3 | |
| Maria | Lemus | F | Los Angeles | California | USA | El Salvador | 2009 Badwater Ultramarathon | 45 | 20 | 800 | FIN | 40:56:47* | 3 | |
| Maria | Lemus | F | Los Angeles | California | USA | El Salvador | 2011 Badwater Ultramarathon | 47 | 20 | 800 | FIN | 40:46:50 | 3 | |
| Janice I. | Levet | F | California | USA | USA | 2003 Badwater Ultramarathon | 52 | 29 | 800 | FIN | 55:11:38 | 1 | ||
| Harvey Sweetland | Lewis III | M | Cincinnati | Ohio | USA | USA | 2011 Badwater Ultramarathon | 35 | 35 | 1000 | FIN | 30:08:03 | 1 | |
| Harvey Sweetland | Lewis III | M | Cincinnati | Ohio | USA | USA | 2012 Badwater Ultramarathon | 36 | 35 | 1000 | Confirmed | 1 | ||
| Kurt | Lindermueller | M | San Rafael | Heredia | Costa Rica | Germany | 2011 Badwater Ultramarathon | 51 | 31 | 1000 | DNF | |||
| Kurt | Lindermuller | M | San Rafael | Heredia | Costa Rica | Germany | 2012 Badwater Ultramarathon | 52 | 31 | 1000 | Confirmed | |||
| Adam | Lint | M | Indiana | Pennsylvania | USA | USA | 2007 Badwater Ultramarathon | 24 | 24 | 1000 | FIN | 39:45:40 | 1 | |
| Geoff | Linton | M | Guelph | Ontario | Canada | Canada | 2009 Badwater Ultramarathon | 47 | 76 | 1000 | DNF | |||
| Helmut | Linzbichler | M | Austria | Austria | 1998 Badwater Ultramarathon | N/A | 20 | AM | FIN | 58:57:00 | 1 | |||
| Charlie | Liskey | M | California | USA | USA | 2004 Badwater Ultramarathon | 48 | 58 | 800 | FIN | 47:00:45 | 1 | ||
| Bill | Lockton | M | California | USA | USA | 2003 Badwater Ultramarathon | 55 | 56 | 800 | FIN | 39:39:32 | 1 | ||
| Glenn | Lockwood | M | Little Bay | New South Wales | Australia | Australia | 2011 Badwater Ultramarathon | 48 | 54 | 800 | FIN | 43:30:54 | 1 | |
| Bradford | Lombardi | M | Stuart | Florida | USA | USA | 2012 Badwater Ultramarathon | 43 | 91 | 800 | Confirmed | |||
| Oswaldo | Lopez | M | Madera | California | USA | Mexico | 2009 Badwater Ultramarathon | 37 | 39 | 1000 | FIN | 24:36:07 | 3 | |
| Oswaldo | Lopez | M | Madera | California | USA | Mexico | 2010 Badwater Ultramarathon | 38 | 2 | 1000 | FIN | 25:05:38 | 3 | |
| Oswaldo | Lopez | M | Madera | California | USA | Mexico | 2011 Badwater Ultramarathon | 39 | 2 | 1000 | FIN | 23:41:40 | 3 | |
| Oswaldo | Lopez | M | Madera | California | USA | Mexico | 2012 Badwater Ultramarathon | 40 | 1 | 1000 | Confirmed | 3 | ||
| Rainer | Losch | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 46 | 82 | 800 | FIN | 51:44:32 | 1 | ||
| Sarah | Lowell | F | Franklin | North Carolina | USA | USA | 2008 Badwater Ultramarathon | 46 | 46 | 1000 | FIN | 45:34:01 | 1 | |
| Scott | Ludwig | M | Georgia | USA | USA | 2003 Badwater Ultramarathon | 48 | 20 | 1000 | FIN | 36:32:46 | 1 | ||
| Don | Lundell | M | USA | USA | 2002 Badwater Ultramarathon | 40 | 47 | 800 | FIN | 55:07:23 | 2 | |||
| Don | Lundell | M | California | USA | USA | 2003 Badwater Ultramarathon | 41 | 41 | 600 | FIN | 45:10:46 | 2 | ||
| Gerhard | Lusskandl | M | Ober-Grafendorf | Lower Austria (Niederösterreich) | Austria | Austria | 2007 Badwater Ultramarathon | 37 | 37 | 600 | FIN | 36:52:56 | 2 | |
| Gerhard | Lusskandl | M | Ober-Grafendorf | LoAu | Austria | Austria | 2009 Badwater Ultramarathon | 39 | 37 | 1000 | FIN | 29:59:49 | 2 | |
| Gerhard | Lusskandl | M | Ober-Grafendorf | Lower Austria (Niederösterreich) | Austria | Austria | 2011 Badwater Ultramarathon | 41 | 37 | 1000 | DNF | 2 | ||
| Mike | Lynch | M | New Jersey | USA | USA | 2005 Badwater Ultramarathon | 41 | 83 | 600 | FIN | 53:43:32 | 1 | ||
| Frank W. | Macmillan | M | Silver Spring | Maryland | USA | USA | 2000 Badwater Ultramarathon | 46 | 40 | 800 | FIN | 59:54:00 | 1 | |
| Mark | Macy | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 5 | PM | FIN | 43:40:54 | *PM Start Time, Not AM. | 1 | ||
| Terence | Madl | M | Park Ridge | Illinois | USA | USA | 2009 Badwater Ultramarathon | 55 | 87 | 600 | FIN | 35:42:26 | 1 | |
| Dixie A. | Madsen | F | San Diego | California | USA | USA | 2000 Badwater Ultramarathon | 63 | 7 | 600 | FIN | 47:04:00 | 1 | |
| Jim | Magill | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 2 | AM | FIN | 35:45:00 | 2 | |||
| Jim | Magill | M | Saratoga | California | USA | United Kingdom | 2006 Badwater Ultramarathon | 59 | 97 | 1000 | FIN | 40:01:23 | 2 | |
| Chris | Mak | M | HKSAR | HKSAR | China | China | 2012 Badwater Ultramarathon | 51 | 92 | 600 | Confirmed | |||
| Brian | Manley | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 15 | AM | DNF | 1 | ||||
| Brian | Manley | M | Colorado | USA | USA | 1999 Badwater Ultramarathon | N/A | 15 | AM | FIN | 41:23:00 | 1 | ||
| Larry | Mann | M | USA | USA | 2001 Badwater Ultramarathon | 38 | 79 | 1000 | FIN | 48:47:39 | 1 | |||
| Major William C. | Maples | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 11 | AM | FIN | 45:15:00 | 3 | |||
| Major William C. | Maples | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 36 | AM | DNF | 3 | ||||
| Major William C. | Maples | M | Oxnard | California | USA | USA | 2000 Badwater Ultramarathon | 36 | 13 | 600 | FIN | 55:33:30 | 3 | |
| Major William C. | Maples | M | USA | USA | 2001 Badwater Ultramarathon | 37 | 13 | 800 | DNF | 3 | ||||
| Major William C. | Maples | M | USA | USA | 2002 Badwater Ultramarathon | 38 | 13 | 600 | FIN | 47:21:15 | 3 | |||
| Major William C. | Maples | M | California | USA | USA | 2003 Badwater Ultramarathon | 39 | 13 | 1000 | DNF | 3 | |||
| Major William C. | Maples | M | California | USA | USA | 2004 Badwater Ultramarathon | 40 | 87 | 600 | HON | 37:59:00 | **Completed 135 Miles in Iraq simultaneous to 2004 race as honorary entrant. | 3 | |
| Major William C. | Maples | M | California | USA | USA | 2005 Badwater Ultramarathon | 41 | 13 | 1000 | DNF | 3 | |||
| Joseph | Marchand | M | West Bank | British Columbia | Canada | Canada | 1990 Badwater Ultramarathon | N/A | 3 | PM | FIN | 33:02:00 | *PM Start Time, Not AM. | 1 |
| Kari | Marchant | F | USA | USA | 2002 Badwater Ultramarathon | 44 | 8 | 600 | FIN | 53:27:14 | 1 | |||
| Dan | Marinsik | M | California | USA | USA | 2003 Badwater Ultramarathon | 44 | 74 | 600 | FIN | 53:36:12 | 9 | ||
| Dan | Marinsik | M | California | USA | USA | 2004 Badwater Ultramarathon | 45 | 74 | 600 | FIN | 45:31:17 | 9 | ||
| Dan | Marinsik | M | California | USA | USA | 2005 Badwater Ultramarathon | 46 | 74 | 800 | FIN | 53:56:24 | 9 | ||
| Dan | Marinsik | M | San Jose | California | USA | USA | 2006 Badwater Ultramarathon | 47 | 74 | 800 | FIN | 49:23:15 | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2007 Badwater Ultramarathon | 48 | 74 | 600 | FIN | 50:45:45 | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2008 Badwater Ultramarathon | 49 | 74 | 600 | FIN | 45:44:55 | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2009 Badwater Ultramarathon | 50 | 74 | 600 | FIN | 43:09:44* | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2010 Badwater Ultramarathon | 51 | 74 | 600 | FIN | 48:08:04 | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2011 Badwater Ultramarathon | 51 | 74 | 600 | FIN | 44:46:42 | 9 | |
| Dan | Marinsik | M | San Jose | California | USA | USA | 2012 Badwater Ultramarathon | 53 | 74 | 600 | Confirmed | 9 | ||
| Kelvin | Marshall | M | Palm Beach | Queensland | Australia | Australia | 2008 Badwater Ultramarathon | 44 | 65 | 600 | FIN | 40:23:48 | 3 | |
| Kelvin | Marshall | M | Palm Beach | Qund | Australia | Australia | 2009 Badwater Ultramarathon | 45 | 65 | 800 | FIN | 37:36:12 | 3 | |
| Kelvin | Marshall | M | Palm Beach | Queensland | Australia | Australia | 2010 Badwater Ultramarathon | 46 | 65 | 800 | FIN | 39:47:44 | 3 | |
| Albert | Martens | M | Manitoba | Canada | Canada | 2004 Badwater Ultramarathon | 56 | 61 | 600 | FIN | 57:42:50 | 1 | ||
| Pascale | Martin | F | France | France | 2001 Badwater Ultramarathon | 32 | 42 | 800 | FIN | 44:35:00 | 1 | |||
| Ron | Martin | M | Essex | Aberdeen | United Kingdom | United Kingdom | 1990 Badwater Ultramarathon | N/A | 15 | PM | FIN | 62:18:00 | *PM Start Time, Not AM. | 1 |
| Brendan | Mason | M | Wan Chai | Hon | Hong Kong | Australia | 2010 Badwater Ultramarathon | 48 | 49 | 800 | FIN | 46:23:03 | 1 | |
| Stephan | Matsuda | M | USA | USA | 2002 Badwater Ultramarathon | 46 | 27 | 600 | FIN | 55:04:27 | 1 | |||
| Palocsay | Matt | M | USA | USA | 2001 Badwater Ultramarathon | 24 | 25 | 600 | FIN | 38:48:45 | 1 | |||
| Kira | Matukaitis | F | Alexandria | Virginia | USA | USA | 2007 Badwater Ultramarathon | 30 | 30 | 800 | FIN | 52:58:05 | 1 | |
| Mark | Matyazic | M | Irvine | California | USA | USA | 2011 Badwater Ultramarathon | 46 | 56 | 1000 | FIN | 27:48:14 | 1 | |
| Mark | Matyazic | M | Irvine | California | USA | USA | 2012 Badwater Ultramarathon | 47 | 56 | 1000 | Confirmed | 1 | ||
| Anthony | Mauro | M | Wexford | Pennsylvania | USA | USA | 2011 Badwater Ultramarathon | 69 | 69 | 600 | FIN | 43:46:02 | 1 | |
| Jean-Paul | Mazaud | M | Carmel | California | USA | France | 2000 Badwater Ultramarathon | 48 | 42 | 800 | FIN | 44:17:22 | 1 | |
| Marco | Mazzi | M | Valeggio sul Mincio | Verona | Italy | Italy | 2012 Badwater Ultramarathon | 45 | 93 | 800 | Confirmed | |||
| Jack | McBroom | M | Hemet | California | USA | USA | 2000 Badwater Ultramarathon | 43 | 70 | 1000 | FIN | 43:27:00 | 1 | |
| Derek | McCarrick | M | United Kingdom | United Kingdom | 2002 Badwater Ultramarathon | 67 | 28 | 600 | DNF | |||||
| Philip | McCarthy | M | NewYork | New York | USA | USA | 2009 Badwater Ultramarathon | 41 | 70 | 1000 | FIN | 29:12:29 | 2 | |
| Philip | McCarthy | M | New York | New York | USA | USA | 2010 Badwater Ultramarathon | 42 | 8 | 1000 | FIN | 29:44:52 | 2 | |
| Philip | McCarthy | M | New York | New York | USA | USA | 2012 Badwater Ultramarathon | 44 | 8 | 1000 | Confirmed | 2 | ||
| Kym | McConnell | M | New Zealand | New Zealand | 2004 Badwater Ultramarathon | 36 | 63 | 800 | FIN | 56:07:54 | 1 | |||
| Linda | McFadden | F | USA | USA | 2002 Badwater Ultramarathon | 39 | 9 | 600 | FIN | 36:50:17 | 4 | |||
| Linda | McFadden | F | California | USA | USA | 2005 Badwater Ultramarathon | 42 | 16 | 1000 | FIN | 40:00:59 | 4 | ||
| Linda | McFadden | F | Modesto | California | USA | USA | 2006 Badwater Ultramarathon | 43 | 14 | 1000 | FIN | 40:19:34 | 4 | |
| Linda | McFadden | F | Modesto | California | USA | USA | 2007 Badwater Ultramarathon | 44 | 14 | 1000 | FIN | 42:30:13 | 4 | |
| Frank | McKinney | M | Florida | USA | USA | 2005 Badwater Ultramarathon | 42 | 42 | 600 | FIN | 48:49:20 | 6 | ||
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2006 Badwater Ultramarathon | 43 | 48 | 800 | FIN | 43:02:40 | 6 | |
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2007 Badwater Ultramarathon | 44 | 48 | 1000 | FIN | 44:31:35 | 6 | |
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2009 Badwater Ultramarathon | 46 | 48 | 600 | FIN | 53:29:58 | Lost 10 hours due to forest fire. Earned a sub-48 hour buckle. | 6 |
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2010 Badwater Ultramarathon | 47 | 48 | 600 | FIN | 40:20:50 | 6 | |
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2011 Badwater Ultramarathon | 48 | 48 | 600 | FIN | 42:03:31 | 6 | |
| Frank | McKinney | M | Delray Beach | Florida | USA | USA | 2012 Badwater Ultramarathon | 49 | 48 | 600 | Confirmed | 6 | ||
| Scott | McQueeney | M | Oregon City | Oregon | USA | USA | 2000 Badwater Ultramarathon | 44 | 21 | 600 | FIN | 46:32:21 | 1 | |
| Eric | Meech | M | La Jolla | California | USA | USA | 2011 Badwater Ultramarathon | 41 | 57 | 800 | FIN | 38:37:12 | 1 | |
| Vilma | Mejia | F | Glendale | California | USA | USA | 2000 Badwater Ultramarathon | 48 | 71 | 1000 | DNF | |||
| Vilma | Mejia | F | USA | USA | 2001 Badwater Ultramarathon | 48 | 43 | 800 | DNF | |||||
| Vilma | Mejia | F | USA | USA | 2002 Badwater Ultramarathon | 50 | 10 | 600 | DNF | |||||
| Jack | Menard | M | USA | USA | 2002 Badwater Ultramarathon | 52 | 48 | 800 | FIN | 41:57:28 | 2 | |||
| Jack | Menard | M | Denver | Colorado | USA | USA | 2006 Badwater Ultramarathon | 56 | 83 | 800 | FIN | 44:13:32 | 2 | |
| Bill | Menard | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 1 | PM | FIN | 32:00:33 | *PM Start Time, Not AM. | 4 | ||
| Bill | Menard | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 1 | PM | FIN | 34:15:19 | *PM Start Time, Not AM. | 4 | ||
| Bill | Menard | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 7 | AM | FIN | 39:55:00 | 4 | |||
| Bill | Menard | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 24 | AM | DNF | 4 | ||||
| Bill | Menard | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 39 | AM | DNF | 4 | ||||
| Bill | Menard | M | Florida | USA | USA | 2005 Badwater Ultramarathon | 54 | 54 | 1000 | FIN | 47:55:18 | 4 | ||
| Manoel de Jesus | Mendes | M | Brazil | Brazil | 2002 Badwater Ultramarathon | 42 | 73 | 1000 | DNF | 1 | ||||
| Manoel de Jesus | Mendes | M | Brasilia | Distrito Federal | Brazil | Brazil | 2006 Badwater Ultramarathon | 46 | 46 | 1000 | DNF | 1 | ||
| Manoel de Jesus | Mendes | M | Brasilia | Distrito Federal | Brazil | Brazil | 2007 Badwater Ultramarathon | 47 | 46 | 1000 | FIN | 48:30:48 | 1 | |
| Adalberto | Mendoza | M | California | USA | Mexico | 2004 Badwater Ultramarathon | 52 | 64 | 1000 | FIN | 37:33:10 | 2 | ||
| Adalberto | Mendoza | M | California | USA | Mexico | 2005 Badwater Ultramarathon | 53 | 14 | 1000 | DNF | 2 | |||
| Adalberto | Mendoza | M | Burbank | California | USA | Mexico | 2007 Badwater Ultramarathon | 55 | 76 | 800 | FIN | 32:02:23 | 2 | |
| Adalberto | Mendoza | M | Los Angeles | California | USA | Mexico | 2010 Badwater Ultramarathon | 58 | 76 | 1000 | DNF | 2 | ||
| Jean-Jacques | Merienne | M | Île-de-France | France | France | 1999 Badwater Ultramarathon | N/A | 27 | AM | FIN | 49:45:00 | 2 | ||
| Jean-Jacques | Merienne | M | France | France | 2001 Badwater Ultramarathon | 48 | 24 | 800 | DNF | 2 | ||||
| Jean-Jacques | Merienne | M | France | France | 2002 Badwater Ultramarathon | 49 | 24 | 600 | FIN | 51:01:41 | 2 | |||
| Jean-Jacques | Merienne | M | Île-de-France | France | France | 2003 Badwater Ultramarathon | 50 | 24 | 800 | DNF | 2 | |||
| Jean-Jacques | Merienne | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 52 | 24 | 800 | DNF | 2 | |||
| Jean-Jacques | Merienne | M | Sireuil | Aquitaine | France | France | 2009 Badwater Ultramarathon | 56 | 24 | 600 | DNF | 2 | ||
| Don | Meyer | M | USA | USA | 2001 Badwater Ultramarathon | 54 | 20 | 600 | FIN | 42:09:43 | 1 | |||
| Peter | Meyer | M | Frankenthal | Germany | Germany | 2007 Badwater Ultramarathon | 69 | 69 | 600 | FIN | 45:01:46 | 1 | ||
| Klaus | Micka | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 59 | 59 | 600 | FIN | 51:14:59 | 1 | ||
| Klaus | Micka | M | Saarbrucken | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 60 | 60 | 600 | DNF | 1 | ||
| Anton | Millar | M | Bryanston | Gauteng | South Africa | South Africa | 2007 Badwater Ultramarathon | 37 | 78 | 600 | FIN | 38:27:00 | 1 | |
| Bill | Miller | M | San Diego | California | USA | USA | 1990 Badwater Ultramarathon | N/A | 16 | PM | FIN | 65:18:34 | *PM Start Time, Not AM. | 1 |
| Josh | Miller | M | USA | USA | 2002 Badwater Ultramarathon | 35 | 74 | 1000 | DNF | |||||
| Michael | Miller | M | Scottsdale | Arizona | USA | USA | 2012 Badwater Ultramarathon | 50 | 94 | 800 | Confirmed | |||
| Rick | Miller | M | USA | USA | 2001 Badwater Ultramarathon | 46 | 21 | 600 | FIN | 43:36:20 | 1 | |||
| Toni C. | Miller | F | USA | USA | 2002 Badwater Ultramarathon | 50 | 11 | 600 | FIN | 47:39:13 | 1 | |||
| Greg | Minter | M | USA | USA | 2001 Badwater Ultramarathon | 40 | 57 | 800 | FIN | 46:13:32 | 3 | |||
| Greg | Minter | M | USA | USA | 2002 Badwater Ultramarathon | 41 | 75 | 1000 | FIN | 51:31:01 | 3 | |||
| Greg | Minter | M | California | USA | USA | 2005 Badwater Ultramarathon | 44 | 44 | 600 | FIN | 56:41:57 | 3 | ||
| Doug | Mitchell | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 2 | AM | FIN | 80:32:00 | 1 | |||
| Kent | Moeller | M | Tilst | Denmark | Denmark | 2007 Badwater Ultramarathon | 33 | 79 | 1000 | FIN | 47:05:57 | 1 | ||
| Stefano | Molteni | M | Albese con Cassano | Como | Italy | Italy | 2009 Badwater Ultramarathon | 40 | 21 | 800 | DNF | 1 | ||
| Stefano | Molteni | M | Albese con Cassano | Como | Italy | Italy | 2011 Badwater Ultramarathon | 42 | 21 | 800 | FIN | 42:25:18 | 1 | |
| Annie | Monot | F | Chalon sur Saone | France | France | 2007 Badwater Ultramarathon | 58 | 21 | 800 | FIN | 41:42:10 | 1 | ||
| Jean Michel | Monot | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 45 | 85 | 800 | FIN | 36:51:12 | 1 | ||
| Chris | Moon | M | Aberdeen | United Kingdom | United Kingdom | 1999 Badwater Ultramarathon | N/A | 30 | AM | FIN | 53:48:00 | 3 | ||
| Chris | Moon | M | Basingstoke | Hampshire | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 38 | 44 | 800 | FIN | 56:58:50 | 3 | |
| Chris | Moon | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 39 | 22 | 600 | FIN | 53:47:07 | 3 | |||
| Chris | Moon | M | Strathaven | Lanarkshire | United Kingdom | United Kingdom | 2012 Badwater Ultramarathon | 50 | 11 | 600 | Confirmed | 3 | ||
| James | Moore | M | Bowie | Maryland | USA | USA | 2007 Badwater Ultramarathon | 63 | 64 | 800 | DNF | |||
| Philippe | Moreau | M | Cambremer | Île-de-France | France | France | 2008 Badwater Ultramarathon | 46 | 70 | 800 | FIN | 46:58:29 | 1 | |
| Mark | Morris | M | Texas | USA | USA | 2003 Badwater Ultramarathon | 45 | 14 | 1000 | FIN | 45:23:58 | 2 | ||
| Mark | Morris | M | Texas | USA | USA | 2004 Badwater Ultramarathon | 46 | 14 | 1000 | FIN | 37:26:32 | 2 | ||
| Mike | Morton | M | Lithia | Florida | USA | USA | 2012 Badwater Ultramarathon | 40 | 40 | 1000 | Confirmed | |||
| Dusan | Mravlje | M | Trzic | Slovenia | Slovenia | 2000 Badwater Ultramarathon | 47 | 45 | 800 | FIN | 25:21:20 | 2 | ||
| Dusan | Mravlje | M | Trzic | Slovenia | Slovenia | 2006 Badwater Ultramarathon | 53 | 4 | 1000 | FIN | 34:53:24 | 2 | ||
| Peter | Mueller | M | Switzerland | Switzerland | 2002 Badwater Ultramarathon | 39 | 78 | 1000 | FIN | 34:52:15 | 2 | |||
| Peter | Mueller | M | Zurich | Switzerland | Switzerland | 2003 Badwater Ultramarathon | 40 | 16 | 1000 | DNF | 2 | |||
| Peter | Mueller | M | Aargau (Argovia) | Switzerland | Switzerland | 2004 Badwater Ultramarathon | 41 | 16 | 1000 | FIN | 39:17:00 | 2 | ||
| Monique | Muhlen | F | Bridel | Luxembourg | Luxembourg | 2006 Badwater Ultramarathon | 53 | 21 | 800 | FIN | 32:25:52 | 1 | ||
| Jess | Mullen | F | Seattle | Washington | USA | USA | 2011 Badwater Ultramarathon | 36 | 61 | 1000 | FIN | 37:20:12 | 1 | |
| Meredith | Murphy | F | Chester Springs | Pennsylvania | USA | USA | 2011 Badwater Ultramarathon | 32 | 65 | 600 | FIN | 46:22:38 | 1 | |
| Meredith | Murphy | F | Chester Springs | Pennsylvania | USA | USA | 2012 Badwater Ultramarathon | 33 | 65 | 600 | Confirmed | 1 | ||
| Jack | Murray | M | California | USA | USA | 2005 Badwater Ultramarathon | 44 | 86 | 800 | FIN | 40:01:44 | 1 | ||
| Morgan | Murri | M | Pagosa Springs | Colorado | USA | USA | 2009 Badwater Ultramarathon | 44 | 78 | 800 | FIN | 35:07:00 | 1 | |
| Andy | Muskett | M | West Sussex | Aberdeen | United Kingdom | United Kingdom | 1990 Badwater Ultramarathon | N/A | 21 | PM | DNF | *PM Start Time, Not AM. | ||
| Pam | Muston | F | Wamboin | New South Wales | Australia | Australia | 2011 Badwater Ultramarathon | 51 | 67 | 800 | FIN | 37:49:12 | 1 | |
| Dale | Nagel | M | USA | USA | 2002 Badwater Ultramarathon | 43 | 49 | 800 | DNF | |||||
| Nattu | Natraj | M | Lafayette | Colorado | USA | India | 2006 Badwater Ultramarathon | 43 | 63 | 600 | FIN | 46:22:29 | 3 | |
| Nattu | Natraj | M | Lafayette | Colorado | USA | India | 2007 Badwater Ultramarathon | 44 | 44 | 800 | FIN | 41:00:54 | 3 | |
| Nattu | Natraj | M | Lafayette | Colorado | USA | India | 2009 Badwater Ultramarathon | 46 | 44 | 800 | FIN | 37:10:31 | 3 | |
| Rick | Nawrocki | M | Torrance | California | USA | USA | 2000 Badwater Ultramarathon | 45 | 22 | 600 | FIN | 55:04:18 | 3 | |
| Rick | Nawrocki | M | USA | USA | 2001 Badwater Ultramarathon | 46 | 81 | 1000 | FIN | 51:51:08 | 3 | |||
| Rick | Nawrocki | M | USA | USA | 2002 Badwater Ultramarathon | 47 | 50 | 800 | FIN | 53:20:07 | 3 | |||
| Tim | Neckar | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 11 | PM | DNF | *PM Start Time, Not AM. | 2 | |||
| Tim | Neckar | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 7 | PM | FIN | 42:55:03 | *PM Start Time, Not AM. | 2 | ||
| Tim | Neckar | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 25 | AM | DNF | 2 | ||||
| Tim | Neckar | M | Houston | Texas | USA | USA | 2007 Badwater Ultramarathon | 45 | 85 | 1000 | FIN | 39:08:40 | 2 | |
| Tim | Neckar | M | Houston | Texas | USA | USA | 2011 Badwater Ultramarathon | 49 | 85 | 1000 | DNF | 2 | ||
| James | Nelson | M | Utah | USA | USA | 2004 Badwater Ultramarathon | 43 | 68 | 1000 | FIN | 41:09:25 | 1 | ||
| Alex | Nemet | M | Westlake | Ohio | USA | USA | 2008 Badwater Ultramarathon | 33 | 71 | 800 | FIN | 39:18:06 | 1 | |
| Klaus | Neumann | M | Stuttgart | Baden-Württemberg | Germany | Germany | 2007 Badwater Ultramarathon | 54 | 80 | 600 | FIN | 41:38:21 | 1 | |
| Hung-Kwong | Ng | M | Orlando | Florida | USA | USA | 2009 Badwater Ultramarathon | 44 | 80 | 800 | FIN | 33:45:26 | 2 | |
| Hung-Kwong | Ng | M | Orlando | Florida | USA | USA | 2010 Badwater Ultramarathon | 45 | 98 | 1000 | FIN | 35:56:02 | 2 | |
| Hung-Kwong | Ng | M | Orlando | Florida | USA | USA | 2011 Badwater Ultramarathon | 46 | 98 | 800 | DNF | 2 | ||
| Angela | Ngamkam | F | Dreieich | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 40 | 22 | 800 | FIN | 45:31:00 | 1 | |
| Gunnar | Nilsson | M | Uppsala | Sweden | Sweden | 2006 Badwater Ultramarathon | 50 | 73 | 600 | DNF | ||||
| Hiroyuki | Nishimura | M | Kamagaya | Chiba | Japan | Japan | 2012 Badwater Ultramarathon | 42 | 96 | 1000 | Confirmed | |||
| Alene | Nitzky | F | For Collins | Colorado | USA | USA | 2008 Badwater Ultramarathon | 44 | 72 | 800 | FIN | 47:04:05 | 2 | |
| Alene | Nitzky | F | Fort Collins | Colorado | USA | USA | 2011 Badwater Ultramarathon | 47 | 72 | 800 | FIN | 45:30:40 | 2 | |
| Mark | Nixon | M | Chippenham | Wiltshire | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 33 | 23 | 600 | DNF | |||
| Mark | Nixon | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 34 | 23 | 600 | DNF | |||||
| Blade | Norman | M | Texas | USA | USA | 2003 Badwater Ultramarathon | 43 | 18 | 800 | DNF | ||||
| Carmelo | Nucifora | M | Mestre | Venice | Italy | Italy | 2011 Badwater Ultramarathon | 45 | 68 | 800 | FIN | 40:03:31 | 1 | |
| Doina | Nugent | F | Bavaria | Baden-Württemberg | Germany | Germany | 2000 Badwater Ultramarathon | 39 | 82 | 1000 | FIN | 50:23:54 | 1 | |
| Valmir | Nunes | M | Santos | São Paulo | Brazil | Brazil | 2007 Badwater Ultramarathon | 43 | 43 | 1000 | FIN | 22:51:29 | 1 | |
| Kevin | O'Grady | M | Columbus | Ohio | USA | USA | 1990 Badwater Ultramarathon | N/A | 11 | PM | FIN | 50:30:20 | *PM Start Time, Not AM. | 1 |
| Joe | Oakes | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 21 | PM | DNF | *PM Start Time, Not AM. | ||||
| Nathan | Ochsner | M | USA | USA | 2001 Badwater Ultramarathon | 32 | 82 | 1000 | FIN | 46:02:05 | 2 | |||
| Nathan | Ochsner | M | Texas | USA | USA | 2003 Badwater Ultramarathon | 35 | 35 | 800 | DNF | 2 | |||
| Nathan | Ochsner | M | Texas | USA | USA | 2005 Badwater Ultramarathon | 36 | 36 | 800 | FIN | 44:35:57 | 2 | ||
| Marco | Olmo | M | Italy | Italy | 2001 Badwater Ultramarathon | 52 | 83 | 1000 | FIN | 49:41:30 | 1 | |||
| Mark K. | Olson | M | Covina | California | USA | USA | 2009 Badwater Ultramarathon | 62 | 63 | 800 | FIN | 49:45:16 | Lost 11 hours due to forest fire. Earned a sub-48 hour buckle. | 2 |
| Mark K. | Olson | M | Covina | California | USA | USA | 2011 Badwater Ultramarathon | 64 | 63 | 800 | FIN | 35:07:47 | 2 | |
| Mark K. | Olson | M | Covina | California | USA | USA | 2012 Badwater Ultramarathon | 65 | 63 | 800 | Confirmed | 2 | ||
| Daniel | Oralek | M | Brno | Jihomoravsky kraj | Czech Republic | Czech Republic | 2010 Badwater Ultramarathon | 40 | 40 | 800 | FIN | 30:47:50 | 1 | |
| Pierre | Ostor | M | Minnesota | USA | USA | 2004 Badwater Ultramarathon | 47 | 71 | 600 | FIN | 45:29:30 | 3 | ||
| Pierre | Ostor | M | Minnesota | USA | France | 2005 Badwater Ultramarathon | 48 | 71 | 800 | DNF | 3 | |||
| Pierre | Ostor | M | White Bear Lake | Minnesota | USA | France | 2007 Badwater Ultramarathon | 50 | 71 | 800 | FIN | 41:21:16 | 3 | |
| Pierre | Ostor | M | White Bear Lake | Minnesota | USA | France | 2009 Badwater Ultramarathon | 52 | 71 | 800 | FIN | 41:34:28* | 3 | |
| Monica | Otero | F | Santanna de Parnaiba | São Paulo | Brazil | Brazil | 2007 Badwater Ultramarathon | 51 | 22 | 800 | FIN | 54:16:26 | 2 | |
| Monica | Otero | F | Santana de Parnaiba | Sao Paulo | Brazil | Brazil | 2010 Badwater Ultramarathon | 54 | 54 | 600 | FIN | 55:25:02 | 2 | |
| Judy | Overholtzer | F | USA | USA | 1994 Badwater Ultramarathon | N/A | 7 | PM | FIN | 46:57:50 | *PM Start Time, Not AM. | 2 | ||
| Judy | Overholtzer | F | USA | USA | 1995 Badwater Ultramarathon | N/A | 3 | PM | FIN | 40:44:01 | *PM Start Time, Not AM. | 2 | ||
| Barbara | Owen | F | Maple Ridge | British Columbia | Canada | Canada | 2011 Badwater Ultramarathon | 53 | 53 | 600 | FIN | 39:56:11 | 1 | |
| Jorge | Pacheco | M | Los Angeles | California | USA | Mexico | 2007 Badwater Ultramarathon | 39 | 100 | 1000 | FIN | 26:41:52 | 4 | |
| Jorge | Pacheco | M | Los Angeles | California | USA | Mexico | 2008 Badwater Ultramarathon | 40 | 8 | 1000 | FIN | 23:20:16 | 4 | |
| Jorge | Pacheco | M | Los Angeles | California | USA | Mexico | 2009 Badwater Ultramarathon | 41 | 1 | 1000 | FIN | 28:23:16 | 4 | |
| Jorge | Pacheco | M | Los Angeles | California | USA | Mexico | 2010 Badwater Ultramarathon | 42 | 6 | 1000 | FIN | 29:11:09 | 4 | |
| Nick | Palazzo | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 18 | AM | DNF | 1 | ||||
| Nick | Palazzo | M | New York | USA | USA | 1999 Badwater Ultramarathon | N/A | 18 | AM | FIN | 43:07:00 | 1 | ||
| Yves | Pallardy | M | Martignas | Île-de-France | France | France | 2000 Badwater Ultramarathon | 57 | 72 | 1000 | FIN | 50:56:46 | 1 | |
| Judit | Pallos | F | California | USA | Hungary | 2005 Badwater Ultramarathon | 28 | 28 | 800 | FIN | 39:33:09 | 2 | ||
| Judit | Pallos | F | Newport Beach | California | USA | Hungary | 2006 Badwater Ultramarathon | 29 | 13 | 1000 | FIN | 45:12:56 | 2 | |
| Amy | Palmiero-Winters | F | Hicksville | New York | USA | USA | 2010 Badwater Ultramarathon | 37 | 37 | 1000 | DNF | 1 | ||
| Amy | Palmiero-Winters | F | Hicksville | New York | USA | USA | 2011 Badwater Ultramarathon | 38 | 38 | 1000 | FIN | 41:26:42 | 1 | |
| Amy | Palmiero-Winters | F | Hicksville | New York | USA | USA | 2012 Badwater Ultramarathon | 39 | 38 | 600 | Confirmed | 1 | ||
| Ian | Parker | M | USA | United Kingdom | 2002 Badwater Ultramarathon | 51 | 51 | 800 | FIN | 56:52:14 | 9 | |||
| Ian | Parker | M | California | USA | United Kingdom | 2003 Badwater Ultramarathon | 52 | 75 | 600 | FIN | 56:48:46 | 9 | ||
| Ian | Parker | M | California | USA | USA | 2004 Badwater Ultramarathon | 53 | 75 | 600 | FIN | 47:50:46 | 9 | ||
| Ian | Parker | M | California | USA | United Kingdom | 2005 Badwater Ultramarathon | 54 | 75 | 600 | FIN | 53:09:25 | 9 | ||
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2006 Badwater Ultramarathon | 55 | 75 | 600 | FIN | 59:20:05 | 9 | |
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2007 Badwater Ultramarathon | 56 | 75 | 600 | FIN | 53:26:44 | 9 | |
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2008 Badwater Ultramarathon | 57 | 75 | 600 | FIN | 57:10:40 | 9 | |
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2010 Badwater Ultramarathon | 59 | 88 | 600 | FIN | 56:09:35 | 9 | |
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2011 Badwater Ultramarathon | 60 | 88 | 600 | FIN | 9 | ||
| Ian | Parker | M | Irvine | California | USA | United Kingdom | 2012 Badwater Ultramarathon | 61 | 88 | 600 | Confirmed | 9 | ||
| Ross | Parker | M | Australia | Australia | 1993 Badwater Ultramarathon | N/A | 3 | PM | FIN | 38:01:00 | *PM Start Time, Not AM. | 1 | ||
| Heike | Pawzik | F | Rostock | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 42 | 23 | 800 | FIN | 47:18:00 | 1 | |
| Otto | Peischl | M | Ollersdorf | Burgenland | Austria | Austria | 2006 Badwater Ultramarathon | 42 | 42 | 800 | FIN | 42:08:57 | 1 | |
| Stephane | Pelissier | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 36 | 87 | 1000 | FIN | 45:54:17 | 2 | ||
| Stephane | Pelissier | M | Lanta | Île-de-France | France | France | 2006 Badwater Ultramarathon | 42 | 87 | 800 | FIN | 31:28:15 | 2 | |
| Eric | Pence | M | Colorado | USA | USA | 2004 Badwater Ultramarathon | 38 | 72 | 800 | FIN | 55:00:15 | 2 | ||
| Eric | Pence | M | Eagle | Colorado | USA | USA | 2006 Badwater Ultramarathon | 40 | 34 | 800 | FIN | 41:37:15 | 2 | |
| Angel | Perez | M | California | USA | USA | 2004 Badwater Ultramarathon | 32 | 76 | 800 | FIN | 34:08:01 | 1 | ||
| Marc | Perier | M | Paris | Île-de-France | France | France | 2000 Badwater Ultramarathon | 46 | 46 | 800 | FIN | 42:40:25 | 1 | |
| Heidi | Perry | F | Lacey | Washington | USA | USA | 2012 Badwater Ultramarathon | 41 | 97 | 800 | Confirmed | |||
| Keith | Petersen | M | USA | USA | 2001 Badwater Ultramarathon | 48 | 84 | 1000 | FIN | 55:45:30 | 1 | |||
| Keith Alan | Peterson | M | USA | USA | 2002 Badwater Ultramarathon | 49 | 52 | 800 | FIN | 52:03:32 | 1 | |||
| Keith Alan | Peterson | M | Oregon | USA | USA | 2003 Badwater Ultramarathon | 50 | 50 | 800 | DNF | 1 | |||
| Bruno | Petroni | M | Switzerland | Switzerland | 1997 Badwater Ultramarathon | N/A | 26 | AM | DNF | |||||
| Terri | Pfeil | F | Boulder | Colorado | USA | USA | 2011 Badwater Ultramarathon | 44 | 82 | 600 | FIN | 45:12:30 | 1 | |
| Bo | Pheffer | M | USA | USA | 2002 Badwater Ultramarathon | 50 | 53 | 800 | DNF | |||||
| Ted | Philip | M | Wayland | Maine | USA | USA | 2012 Badwater Ultramarathon | 47 | 12 | 1000 | Confirmed | |||
| Keith | Pippin | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 5 | PM | FIN | 48:50:00 | *PM Start Time, Not AM. | 4 | ||
| Keith | Pippin | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 9 | PM | FIN | 55:40:00 | *PM Start Time, Not AM. | 4 | ||
| Keith | Pippin | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 11 | PM | FIN | 53:23:10 | *PM Start Time, Not AM. | 4 | ||
| Keith | Pippin | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 13 | PM | FIN | 51:26:15 | *PM Start Time, Not AM. | 4 | ||
| David | Ploskonka | M | Baltimore | Maryland | USA | USA | 2010 Badwater Ultramarathon | 28 | 24 | 1000 | FIN | 34:28:04 | 2 | |
| David | Ploskonka | M | Baltimore | Maryland | USA | USA | 2011 Badwater Ultramarathon | 29 | 24 | 1000 | FIN | 34:18:14 | 2 | |
| David | Ploskonka | M | Baltimore | Maryland | USA | USA | 2012 Badwater Ultramarathon | 30 | 34 | 1000 | Confirmed | 2 | ||
| Fred | Pollard | M | Brea | California | USA | USA | 2007 Badwater Ultramarathon | 67 | 67 | 600 | FIN | 44:56:15 | 1 | |
| Anthony | Portera | M | White Plains | New York | USA | USA | 2009 Badwater Ultramarathon | 38 | 89 | 800 | FIN | 52:44:03 | Lost 7 hours, 20 minutes due to forest fire. Earned a sub-48 hour buckle. | 3 |
| Anthony | Portera | M | White Plains | New York | USA | USA | 2010 Badwater Ultramarathon | 39 | 89 | 600 | FIN | 45:58:15 | 3 | |
| Anthony | Portera | M | White Plains | New York | USA | USA | 2011 Badwater Ultramarathon | 40 | 89 | 600 | FIN | 39:59:14 | 3 | |
| Anthony | Portera | M | White Plains | New York | USA | USA | 2012 Badwater Ultramarathon | 41 | 89 | 600 | Confirmed | 3 | ||
| Kenneth | Posner | M | New York | New York | USA | USA | 2010 Badwater Ultramarathon | 47 | 66 | 600 | FIN | 38:07:02 | 1 | |
| Kenneth | Posner | M | New York | New York | USA | USA | 2012 Badwater Ultramarathon | 49 | 86 | 800 | Confirmed | 1 | ||
| Tom | Possert | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 4 | AM | DQ | 45:10:00 | completed the course in 45:10, but was disqualified afterward for unlawful assistance on the mountain | 2 | ||
| Tom | Possert | M | USA | USA | 1989 Badwater Ultramarathon | N/A | 1 | PM | FIN | 36:10:00 | *PM Start Time, Not AM. 135-mile route | 2 | ||
| Tom | Possert | M | Cincinnati | Ohio | USA | USA | 1990 Badwater Ultramarathon | N/A | 1 | PM | FIN | 27:56:20 | *PM Start Time, Not AM. | 2 |
| Thierry | Poupard | M | Brive | Île-de-France | France | France | 2000 Badwater Ultramarathon | 46 | 47 | 800 | FIN | 35:43:40 | 1 | |
| Johann | Pratscher | M | St. Ruprecht/Raab | Burgenland | Austria | Austria | 2000 Badwater Ultramarathon | 24 | 24 | 600 | FIN | 52:22:00 | 2 | |
| Johann | Pratscher | M | St. Ruprecht/Raab | Burgenland | Austria | Austria | 2006 Badwater Ultramarathon | 30 | 30 | 800 | FIN | 42:08:57 | 2 | |
| Greg | Pressler | M | Portland | Oregon | USA | USA | 2007 Badwater Ultramarathon | 39 | 99 | 1000 | FIN | 32:51:20 | 2 | |
| Greg | Pressler | M | Portland | Oregon | USA | USA | 2011 Badwater Ultramarathon | 43 | 99 | 1000 | FIN | 38:36:46 | 2 | |
| Joao Sacks | Prestes | M | Curitiba | Parana | Brazil | Brazil | 2008 Badwater Ultramarathon | 59 | 79 | 600 | FIN | 42:42:14 | 1 | |
| Alain | Prost-Dumont | M | Ravilloles | Jura | France | France | 2009 Badwater Ultramarathon | 55 | 55 | 800 | FIN | 40:38:27* | 1 | |
| Joe | Prusaitis | M | Texas | USA | USA | 2003 Badwater Ultramarathon | 48 | 46 | 800 | FIN | 53:14:54 | 1 | ||
| Amerigo | Puntelli | M | Massa-Carrara | Italy | Italy | 2000 Badwater Ultramarathon | 39 | 48 | 800 | FIN | 51:40:56 | 1 | ||
| John | Quinn | M | USA | USA | 2001 Badwater Ultramarathon | 43 | 26 | 600 | DNF | |||||
| John | Quinn | M | USA | USA | 2002 Badwater Ultramarathon | 44 | 77 | 1000 | DNF | |||||
| John | Radich | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 16 | AM | FIN | 51:07:00 | 10 | |||
| John | Radich | M | USA | USA | 2002 Badwater Ultramarathon | 47 | 54 | 800 | FIN | 43:01:54 | 10 | |||
| John | Radich | M | California | USA | USA | 2003 Badwater Ultramarathon | 49 | 77 | 1000 | FIN | 43:14:12 | 10 | ||
| John | Radich | M | California | USA | USA | 2004 Badwater Ultramarathon | 50 | 77 | 800 | FIN | 49:17:20 | 10 | ||
| John | Radich | M | California | USA | USA | 2005 Badwater Ultramarathon | 50 | 77 | 800 | FIN | 46:53:43 | 10 | ||
| John | Radich | M | Monrovia | California | USA | USA | 2006 Badwater Ultramarathon | 52 | 77 | 800 | FIN | 33:38:33 | 10 | |
| John | Radich | M | Monrovia | California | USA | USA | 2007 Badwater Ultramarathon | 53 | 77 | 1000 | FIN | 33:08:58 | 10 | |
| John | Radich | M | Monrovia | California | USA | USA | 2008 Badwater Ultramarathon | 54 | 77 | 1000 | FIN | 38:09:50 | 10 | |
| John | Radich | M | Monrovia | California | USA | USA | 2009 Badwater Ultramarathon | 55 | 77 | 1000 | FIN | 44:02:19* | 10 | |
| John | Radich | M | Monrovia | California | USA | USA | 2011 Badwater Ultramarathon | 57 | 77 | 600 | FIN | 41:46:25 | 10 | |
| John | Radich | M | Monrovia | California | USA | USA | 2012 Badwater Ultramarathon | 58 | 77 | 600 | Confirmed | 10 | ||
| Sergio | Radovcic | M | Delray Beach | Florida | USA | Serbia | 2012 Badwater Ultramarathon | 38 | 15 | 800 | Confirmed | |||
| Whit | Rambach | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 16 | PM | FIN | 58:42:07 | *PM Start Time, Not AM. | 1 | ||
| Ernie | Rambo | F | USA | USA | 2002 Badwater Ultramarathon | 45 | 12 | 600 | FIN | 55:03:26 | 1 | |||
| Christopher | Rampacek | M | USA | USA | 2001 Badwater Ultramarathon | 49 | 86 | 1000 | FIN | 47:10:20 | 3 | |||
| Christopher | Rampacek | M | USA | USA | 2002 Badwater Ultramarathon | 50 | 79 | 1000 | FIN | 52:29:51 | 3 | |||
| Christopher | Rampacek | M | Texas | USA | USA | 2003 Badwater Ultramarathon | 51 | 51 | 800 | FIN | 41:58:31 | 3 | ||
| Christopher | Rampacek | M | Houston | Texas | USA | USA | 2006 Badwater Ultramarathon | 54 | 79 | 800 | DNF | 3 | ||
| Kim | Rasmussen | M | Allinge | Denmark | Denmark | 2007 Badwater Ultramarathon | 40 | 82 | 800 | FIN | 38:01:01 | 1 | ||
| Doug | Ratliff | M | San Antonio | Texas | USA | USA | 2010 Badwater Ultramarathon | 41 | 68 | 600 | FIN | 40:30:08 | 1 | |
| Doug | Ratliff | M | San Antonio | Texas | USA | USA | 2012 Badwater Ultramarathon | 43 | 68 | 600 | Confirmed | 1 | ||
| Gerardo Hector | Re | M | Rafael Calzada | Buenos Aires | Argentina | Argentina | 2012 Badwater Ultramarathon | 52 | 52 | 600 | Confirmed | |||
| Brian | Recore | M | Yuba City | California | USA | USA | 2010 Badwater Ultramarathon | 34 | 70 | 600 | FIN | 39:11:29 | 2 | |
| Brian | Recore | M | Valley Center | California | USA | USA | 2011 Badwater Ultramarathon | 35 | 70 | 800 | FIN | 34:24:05 | 2 | |
| Brian | Recore | M | Valley Center | California | USA | USA | 2012 Badwater Ultramarathon | 36 | 70 | 800 | Confirmed | 2 | ||
| Pamela | Reed | F | USA | USA | 2002 Badwater Ultramarathon | 41 | 14 | 600 | FIN | 27:56:47 | 7 | |||
| Pamela | Reed | F | Arizona | USA | USA | 2003 Badwater Ultramarathon | 42 | 1 | 1000 | FIN | 28:26:52 | 7 | ||
| Pamela | Reed | F | Arizona | USA | USA | 2004 Badwater Ultramarathon | 43 | 1 | 1000 | FIN | 31:17:55 | 7 | ||
| Pamela | Reed | F | Arizona | USA | USA | 2005 Badwater Ultramarathon | 43 | 4 | 1000 | FIN | 30:29:55 | 7 | ||
| Pamela | Reed | F | Tucson | Arizona | USA | USA | 2006 Badwater Ultramarathon | 45 | 11 | 1000 | DNF | 7 | ||
| Pamela | Reed | F | Tucson | Arizona | USA | USA | 2008 Badwater Ultramarathon | 47 | 11 | 1000 | FIN | 27:42:52 | 7 | |
| Pamela | Reed | F | Tucson | Arizona | USA | USA | 2009 Badwater Ultramarathon | 48 | 5 | 1000 | FIN | 29:03:09 | 7 | |
| Pamela | Reed | F | Tucson | Arizona | USA | USA | 2010 Badwater Ultramarathon | 49 | 7 | 1000 | FIN | 32:23:34 | 7 | |
| Pamela | Reed | F | Jackson | Wyoming | USA | USA | 2011 Badwater Ultramarathon | 50 | 6 | 1000 | DNF | 7 | ||
| Pamela | Reed | F | Jackson | Wyoming | USA | USA | 2012 Badwater Ultramarathon | 51 | 6 | 1000 | Confirmed | 7 | ||
| Jody-Lynn | Reicher | F | USA | USA | 2002 Badwater Ultramarathon | 39 | 15 | 600 | FIN | 43:26:00 | 3 | |||
| Jody-Lynn | Reicher | F | New Jersey | USA | USA | 2003 Badwater Ultramarathon | 40 | 17 | 1000 | DNF | 3 | |||
| Jody-Lynn | Reicher | F | New Jersey | USA | USA | 2004 Badwater Ultramarathon | 41 | 17 | 1000 | FIN | 46:01:45 | 3 | ||
| Jody-Lynn | Reicher | F | New Jersey | USA | USA | 2005 Badwater Ultramarathon | 42 | 9 | 1000 | FIN | 40:34:37 | 3 | ||
| Jody-Lynn | Reicher | F | Midland Park | New Jersey | USA | USA | 2006 Badwater Ultramarathon | 43 | 15 | 1000 | DNF | 3 | ||
| Dave | Remington | M | USA | USA | 2002 Badwater Ultramarathon | 61 | 55 | 800 | FIN | 46:53:56 | 2 | |||
| Dave | Remington | M | Washington | USA | USA | 2003 Badwater Ultramarathon | 62 | 62 | 600 | DNF | 2 | |||
| Dave | Remington | M | Spokane | Washington | USA | USA | 2007 Badwater Ultramarathon | 66 | 98 | 600 | FIN | 47:12:30 | 2 | |
| John | Rennison | M | Hamilton | Ontario | Canada | Canada | 2007 Badwater Ultramarathon | 47 | 83 | 600 | FIN | 37:30:49 | 1 | |
| Irina | Reutovich | F | Kaliningrad | Russian Federation | Russian Federation | 2000 Badwater Ultramarathon | 50 | 80 | 600 | FIN | 29:48:27 | 1 | ||
| Wagner | Ricca | M | Diadema | Sao Paulo | Brazil | Brazil | 2010 Badwater Ultramarathon | 54 | 71 | 600 | FIN | 45:35:20 | 1 | |
| Reg | Richard | M | USA | USA | 2001 Badwater Ultramarathon | 50 | 27 | 600 | FIN | 51:48:14 | 1 | |||
| Reg | Richard | M | USA | USA | 2002 Badwater Ultramarathon | 51 | 56 | 800 | DNF | 1 | ||||
| Jean-Luc | Ridet | M | Monts-de-Corsier | Vaud | Switzerland | France | 2009 Badwater Ultramarathon | 43 | 43 | 600 | DNF | |||
| Francis | Rios | M | SAINT PARRES LES VAUDES | Aube | France | France | 2010 Badwater Ultramarathon | 55 | 72 | 600 | DNF | |||
| Jason | Rita | M | Elkton | Maryland | USA | Australia | 2012 Badwater Ultramarathon | 46 | 17 | 600 | Confirmed | |||
| Levi | Rizk | M | St Petersburg | Florida | USA | USA | 2012 Badwater Ultramarathon | 28 | 28 | 600 | Confirmed | |||
| Hannah | Roberts | F | Honolulu | Hawaii | USA | USA | 2012 Badwater Ultramarathon | 25 | 25 | 800 | Confirmed | |||
| Gillian | Robinson | F | California | USA | United Kingdom | 2003 Badwater Ultramarathon | 36 | 36 | 600 | FIN | 58:38:57 | 1 | ||
| Chris | Roman | M | Jacksonville | Florida | USA | USA | 2011 Badwater Ultramarathon | 41 | 22 | 1000 | FIN | 32:27:19 | 1 | |
| Chris | Roman | M | Jacksonville | Florida | USA | USA | 2012 Badwater Ultramarathon | 42 | 22 | 1000 | Confirmed | 1 | ||
| Ephraim | Romesberg | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 14 | AM | FIN | 53:31:00 | 2 | |||
| Ephraim | Romesberg | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 29 | AM | FIN | 53:10:00 | 2 | ||
| Ephraim | Romesberg | M | San Jose | California | USA | USA | 2000 Badwater Ultramarathon | 69 | 25 | 600 | DNF | 2 | ||
| Tia B. | Rosen | F | USA | USA | 2002 Badwater Ultramarathon | 45 | 16 | 600 | FIN | 46:10:55 | 1 | |||
| Phil G | Rosenstein | M | Silver Spring | Maryland | USA | USA | 2008 Badwater Ultramarathon | 38 | 81 | 800 | FIN | 44:41:40 | 1 | |
| John | Rosmus | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 12 | PM | DNF | *PM Start Time, Not AM. | 2 | |||
| John | Rosmus | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 6 | PM | FIN | 46:11:19 | *PM Start Time, Not AM. | 2 | ||
| John | Rosmus | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 25 | AM | DNF | 2 | ||||
| John | Rosmus | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 26 | AM | FIN | 49:07:00 | 2 | ||
| Leon | Rothstein | M | USA | USA | 2002 Badwater Ultramarathon | 45 | 57 | 800 | DNF | |||||
| Mike | Rouse | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 26 | AM | DNF | |||||
| Tom | Rowe | M | USA | USA | 2001 Badwater Ultramarathon | 52 | 87 | 1000 | FIN | 43:32:53 | 1 | |||
| Giuseppe | Ruffino | M | USA | USA | 2001 Badwater Ultramarathon | 34 | 88 | 1000 | DNF | |||||
| Neil | Runions | M | Calgary | Alberta | Canada | Canada | 2006 Badwater Ultramarathon | 48 | 70 | 800 | FIN | 42:50:58 | 2 | |
| Neil | Runions | M | Calgary | Alberta | Canada | Canada | 2007 Badwater Ultramarathon | 49 | 49 | 600 | FIN | 37:24:01 | 2 | |
| Pierre | Russias | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 14 | AM | FIN | 58:26:00 | DV Cup | 2 | ||
| Pierre | Russias | M | Île-de-France | France | France | 1999 Badwater Ultramarathon | N/A | 14 | AM | FIN | 40:28:00 | 2 | ||
| Lucy | Ryan | F | Coquitlam | British Columbia | Canada | Canada | 2012 Badwater Ultramarathon | 44 | 18 | 600 | Confirmed | |||
| Jan | Ryerse | M | USA | USA | 2002 Badwater Ultramarathon | 56 | 29 | 600 | FIN | 40:45:18 | 1 | |||
| Leszek | Rzeszotko | M | Bielsko-Biala | Katowice | Poland | Poland | 2012 Badwater Ultramarathon | 49 | 95 | 800 | Confirmed | |||
| Clive | Saffery | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 17 | AM | DNF | 3 | ||||
| Clive | Saffery | M | Taiwan | Taiwan | 1999 Badwater Ultramarathon | N/A | 17 | AM | FIN | 42:15:00 | 3 | |||
| Clive | Saffery | M | Taoyuan | Taiwan | Taiwan | 2000 Badwater Ultramarathon | 45 | 49 | 800 | FIN | 39:55:08 | 3 | ||
| Clive | Saffery | M | Hong Kong | United Kingdom | 2001 Badwater Ultramarathon | 46 | 28 | 600 | DNF | 3 | ||||
| Clive | Saffery | M | Hong Kong | United Kingdom | 2002 Badwater Ultramarathon | 47 | 80 | 1000 | DNF | 3 | ||||
| Clive | Saffery | M | Hong Kong | HK | Hong Kong | United Kingdom | 2009 Badwater Ultramarathon | 54 | 49 | 800 | FIN | 39:13:47* | 3 | |
| Kaname | Sakurai | M | Nagoya | Japan | Japan | 2000 Badwater Ultramarathon | 36 | 50 | 800 | FIN | 27:52:14 | 1 | ||
| Juan | Sanchez | M | Saint Helena | California | USA | Mexico | 2011 Badwater Ultramarathon | 42 | 83 | 800 | FIN | 33:09:46 | 1 | |
| Juan | Sanchez | M | St. Helena | California | USA | Mexico | 2012 Badwater Ultramarathon | 43 | 83 | 1000 | Confirmed | 1 | ||
| Ray | Sanchez | M | Sacramento | California | USA | USA | 2008 Badwater Ultramarathon | 41 | 41 | 1000 | FIN | 37:54:25 | 4 | |
| Ray | Sanchez | M | Sacramento | California | USA | USA | 2009 Badwater Ultramarathon | 42 | 41 | 1000 | FIN | 50:25:24 | Lost 11 hours due to forest fire. Earned a sub-48 hour buckle. | 4 |
| Ray | Sanchez | M | Sacramento | California | USA | USA | 2010 Badwater Ultramarathon | 43 | 41 | 800 | FIN | 38:59:07 | 4 | |
| Ray | Sanchez | M | Sacramento | California | USA | USA | 2011 Badwater Ultramarathon | 44 | 41 | 800 | FIN | 42:19:42 | 4 | |
| Ray | Sanchez | M | Sacramento | California | USA | USA | 2012 Badwater Ultramarathon | 45 | 41 | 800 | Confirmed | 4 | ||
| Marc | Sanderson | M | Pleasant Grove | Utah | USA | USA | 2006 Badwater Ultramarathon | 35 | 35 | 1000 | FIN | 46:36:25 | 1 | |
| Michael | Sandlin | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 3 | PM | FIN | 41:43:00 | *PM Start Time, Not AM. | 1 | ||
| Michele | Santilhano | F | Menlo Park | California | USA | United Kingdom | 2008 Badwater Ultramarathon | 38 | 38 | 1000 | FIN | 39:42:23 | 1 | |
| Piergirogio | Scaramelli | M | Massa-Carrara | Italy | Italy | 2000 Badwater Ultramarathon | 48 | 51 | 800 | DNF | ||||
| Del | Scharffenberg | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 13 | AM | FIN | 48:16:00 | DV Cup | 1 | ||
| Klaus | Schicktanz | M | Germany | Germany | 2001 Badwater Ultramarathon | 49 | 59 | 800 | DNF | |||||
| Joe | Schlereth | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 3 | PM | FIN | 40:19:57 | *PM Start Time, Not AM. | 1 | ||
| Stefan | Schlett | M | Germany | Germany | 1991 Badwater Ultramarathon | N/A | 5 | PM | FIN | 38:03:35 | *PM Start Time, Not AM. | 1 | ||
| Margaret | Schlundt | F | Millersville | Maryland | USA | USA | 2000 Badwater Ultramarathon | 47 | 73 | 1000 | FIN | 52:07:25 | 2 | |
| Margaret | Schlundt | F | USA | USA | 2002 Badwater Ultramarathon | 49 | 17 | 600 | FIN | 46:31:16 | 2 | |||
| Jeff | Schmidt | M | Hilliard | Ohio | USA | USA | 2008 Badwater Ultramarathon | 32 | 82 | 800 | FIN | 39:31:42 | 1 | |
| Richard | Schmidt | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 27 | AM | DNF | |||||
| Richard | Schmidt | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 27 | AM | DNF | |||||
| Sepp | Schnyder | M | Switzerland | Switzerland | 2001 Badwater Ultramarathon | 45 | 89 | 1000 | FIN | 43:55:28 | 1 | |||
| Bernard | Schoeneck | M | Germany | Germany | 1998 Badwater Ultramarathon | N/A | 12 | AM | FIN | 47:45:00 | 1 | |||
| Monica | Scholz | F | Canada | Canada | 2002 Badwater Ultramarathon | 35 | 18 | 600 | FIN | 38:33:30 | 7 | |||
| Monica | Scholz | F | Ontario | Canada | Canada | 2003 Badwater Ultramarathon | 36 | 3 | 1000 | FIN | 33:41:29 | 7 | ||
| Monica | Scholz | F | Ontario | Canada | Canada | 2004 Badwater Ultramarathon | 37 | 3 | 1000 | FIN | 29:22:29 | 7 | ||
| Monica | Scholz | F | Ontario | Canada | Canada | 2005 Badwater Ultramarathon | 38 | 3 | 1000 | FIN | 37:39:22 | 7 | ||
| Monica | Scholz | F | Jerseyville | Ontario | Canada | Canada | 2006 Badwater Ultramarathon | 39 | 12 | 1000 | FIN | 32:07:01 | 7 | |
| Monica | Scholz | F | Jerseyville | Ontario | Canada | Canada | 2008 Badwater Ultramarathon | 41 | 5 | 1000 | FIN | 34:54:00 | 7 | |
| Monica | Scholz | F | Jerseyville | Ontario | Canada | Canada | 2009 Badwater Ultramarathon | 42 | 7 | 1000 | FIN | 36:10:47 | Finished just minutes ahead of evacuation. | 7 |
| Reiner Ewald | Schubert | M | Ebersbach | DC | Germany | Germany | 2008 Badwater Ultramarathon | 58 | 83 | 600 | FIN | 45:24:26 | 1 | |
| Geoffrey | Scot | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 52 | 29 | 600 | FIN | 40:37:32 | 1 | |||
| Jim | Scott | M | California | USA | USA | 2004 Badwater Ultramarathon | 44 | 79 | 800 | FIN | 32:09:30 | 1 | ||
| Lloyd | Scott | M | United Kingdom | United Kingdom | 1998 Badwater Ultramarathon | N/A | 19 | AM | FIN | 57:54:00 | 1 | |||
| Nikki | Seger | F | Illinois | USA | USA | 2005 Badwater Ultramarathon | 43 | 26 | 800 | FIN | 44:30:24 | 2 | ||
| Nikki | Seger | F | Chicago | Illinois | USA | USA | 2007 Badwater Ultramarathon | 45 | 45 | 800 | FIN | 54:20:30 | 2 | |
| Jen Lee | Segger | F | Garibaldi Highlands | British Columbia | Canada | Canada | 2008 Badwater Ultramarathon | 27 | 100 | 1000 | FIN | 32:31:57 | 1 | |
| Ryoichi | Sekiya | M | Sagamihara | Kanagawa | Japan | Japan | 2011 Badwater Ultramarathon | 44 | 86 | 1000 | FIN | 24:49:37 | 1 | |
| Christine | Sell | F | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 41 | 27 | 800 | FIN | 57:00:56 | 1 | ||
| Terry | Sentinella | M | Anacortes | Washington | USA | USA | 2011 Badwater Ultramarathon | 47 | 87 | 1000 | FIN | 32:12:00 | 1 | |
| Terry | Sentinella | M | Anacortes | Washington | USA | USA | 2012 Badwater Ultramarathon | 48 | 87 | 1000 | Confirmed | 1 | ||
| Matthew | Sessions | M | British Columbia | Canada | Canada | 2005 Badwater Ultramarathon | 40 | 40 | 1000 | FIN | 43:04:42 | 1 | ||
| Bernhard | Sesterheim | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 59 | 88 | 600 | FIN | 54:18:34 | 1 | ||
| Cory | Shane | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 9 | PM | FIN | 44:59:00 | *PM Start Time, Not AM. | 1 | ||
| John | Shehedy | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 10 | PM | FIN | 57:58:00 | *PM Start Time, Not AM. | 2 | ||
| John | Shehedy | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 10 | PM | FIN | 58:41:00 | *PM Start Time, Not AM. | 2 | ||
| Molly | Sheridan | F | Las Vegas | Nevada | USA | USA | 2009 Badwater Ultramarathon | 52 | 52 | 600 | FIN | 45:09:17* | 1 | |
| Nancy | Shura | F | California | USA | USA | 2003 Badwater Ultramarathon | 53 | 53 | 800 | FIN | 52:35:36 | 1 | ||
| William | Sichel | M | Sanday | Scotland | United Kingdom | United Kingdom | 2006 Badwater Ultramarathon | 52 | 52 | 1000 | FIN | 31:36:12 | 1 | |
| Tammy | Sieminowski | F | Toronto | Ontario | Canada | Canada | 2011 Badwater Ultramarathon | 42 | 64 | 600 | FIN | 42:25:26 | 1 | |
| Steven R. | Silver | M | Switzerland | Switzerland | 1996 Badwater Ultramarathon | N/A | 4 | AM | FIN | 42:38:00 | 6 | |||
| Steven R. | Silver | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 6 | AM | FIN | 39:13:00 | 6 | |||
| Steven R. | Silver | M | Texas | USA | USA | 1999 Badwater Ultramarathon | N/A | 4 | AM | FIN | 33:57:00 | 6 | ||
| Steven R. | Silver | M | El Paso | Texas | USA | USA | 2000 Badwater Ultramarathon | 51 | 26 | 600 | FIN | 36:46:10 | 6 | |
| Steven R. | Silver | M | USA | USA | 2001 Badwater Ultramarathon | 52 | 90 | 1000 | FIN | 40:19:58 | 6 | |||
| Steven R. | Silver | M | USA | USA | 2002 Badwater Ultramarathon | 53 | 81 | 1000 | FIN | 38:36:00 | 6 | |||
| Rick | Silverman-Vulgarian | M | USA | USA | 2001 Badwater Ultramarathon | 45 | 91 | 1000 | FIN | 55:48:22 | 1 | |||
| Stephen | Simmons | M | West Virginia | USA | USA | 1999 Badwater Ultramarathon | N/A | 25 | AM | FIN | 46:56:00 | 1 | ||
| Jacqueline | Simonsen | F | Vermont | USA | USA | 2005 Badwater Ultramarathon | 43 | 30 | 1000 | FIN | 48:28:05 | 1 | ||
| Wayne | Simpson | M | Aberdeen | United Kingdom | United Kingdom | 2003 Badwater Ultramarathon | 42 | 78 | 800 | DNF | 2 | |||
| Wayne | Simpson | M | Aberdeen | United Kingdom | United Kingdom | 2004 Badwater Ultramarathon | 43 | 78 | 600 | FIN | 53:58:43 | 2 | ||
| Wayne | Simpson | M | Aberdeen | United Kingdom | United Kingdom | 2005 Badwater Ultramarathon | 43 | 78 | 600 | FIN | 55:28:30 | 2 | ||
| Bob | Sitler | M | USA | USA | 2002 Badwater Ultramarathon | 43 | 58 | 800 | FIN | 44:33:46 | 1 | |||
| Marvin | Skagerberg | M | Hoboken | New Jersey | USA | USA | 1990 Badwater Ultramarathon | N/A | 12 | PM | FIN | 52:18:00 | *PM Start Time, Not AM. | 1 |
| Robin | Smit | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 9 | PM | FIN | 45:21:34 | *PM Start Time, Not AM. | 4 | ||
| Robin | Smit | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 6 | PM | FIN | 49:24:00 | *PM Start Time, Not AM. | 4 | ||
| Robin | Smit | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 28 | AM | FIN | 51:10:00 | 4 | ||
| Robin | Smit | M | Fresno | California | USA | USA | 2007 Badwater Ultramarathon | 70 | 70 | 600 | FIN | 55:52:24 | 4 | |
| Carolyn | Smith | F | Wisconsin | USA | USA | 2004 Badwater Ultramarathon | 39 | 80 | 1000 | FIN | 37:56:45 | 1 | ||
| James L. | Smith | M | USA | USA | 2001 Badwater Ultramarathon | 36 | 60 | 800 | DNF | 3 | ||||
| James L. | Smith | M | USA | USA | 2002 Badwater Ultramarathon | 37 | 60 | 800 | DNF | 3 | ||||
| James L. | Smith | M | Michigan | USA | USA | 2003 Badwater Ultramarathon | 38 | 38 | 1000 | DNF | 3 | |||
| James L. | Smith | M | Michigan | USA | USA | 2004 Badwater Ultramarathon | 39 | 39 | 1000 | FIN | 44:41:04 | 3 | ||
| James L. | Smith | M | Superior | Colorado | USA | USA | 2007 Badwater Ultramarathon | 42 | 31 | 600 | FIN | 48:18:28 | 3 | |
| James L. | Smith | M | Superior | Colorado | USA | USA | 2008 Badwater Ultramarathon | 43 | 31 | 1000 | FIN | 44:05:36 | 3 | |
| James L. | Smith | M | Superior | Colorado | USA | USA | 2010 Badwater Ultramarathon | 45 | 31 | 600 | DNF | 3 | ||
| Mike | Smith | M | USA | USA | 2002 Badwater Ultramarathon | 44 | 59 | 800 | FIN | 45:12:10 | 1 | |||
| Mosi | Smith | M | Annapolis | Maryland | USA | USA | 2012 Badwater Ultramarathon | 30 | 98 | 800 | Confirmed | |||
| Scott | Smith | M | St. George | Utah | USA | USA | 2000 Badwater Ultramarathon | 38 | 52 | 800 | DNF | |||
| Lisa | Smith-Batchen | F | USA | USA | 1995 Badwater Ultramarathon | N/A | 4 | PM | FIN | 41:24:31 | *PM Start Time, Not AM. | 9 | ||
| Lisa | Smith-Batchen | F | USA | USA | 1997 Badwater Ultramarathon | N/A | 3 | AM | FIN | 37:01:00 | Women's AM Record | 9 | ||
| Lisa | Smith-Batchen | F | USA | USA | 1998 Badwater Ultramarathon | N/A | 4 | AM | FIN | 37:33:00 | 9 | |||
| Lisa | Smith-Batchen | F | USA | USA | 1999 Badwater Ultramarathon | N/A | 34 | AM | NOF | 48:24:00 | Unofficial Finish 48:24:00 | 9 | ||
| Lisa | Smith-Batchen | F | Bernardsville | New Jersey | USA | USA | 2000 Badwater Ultramarathon | 39 | 2 | 600 | FIN | 43:23:56 | 9 | |
| Lisa | Smith-Batchen | F | USA | USA | 2002 Badwater Ultramarathon | 41 | 7 | 600 | FIN | 40:28:22 | 9 | |||
| Lisa | Smith-Batchen | F | Idaho | USA | USA | 2003 Badwater Ultramarathon | 42 | 7 | 1000 | FIN | 52:11:39 | 9 | ||
| Lisa | Smith-Batchen | F | Victor | Idaho | USA | USA | 2006 Badwater Ultramarathon | 45 | 7 | 1000 | FIN | 49:23:49 | 9 | |
| Lisa | Smith-Batchen | F | Jackson | Wyoming | USA | USA | 2007 Badwater Ultramarathon | 46 | 7 | 1000 | FIN | 41:54:17 | 9 | |
| Lisa | Smith-Batchen | F | Tucson | Arizona | USA | USA | 2008 Badwater Ultramarathon | 47 | 7 | 1000 | FIN | 47:17:30 | 9 | |
| Lisa | Smith-Batchen | F | Driggs | Idaho | USA | USA | 2011 Badwater Ultramarathon | 50 | 17 | 600 | DNF | 9 | ||
| Marvin | Snowbarger | M | California | USA | USA | 2004 Badwater Ultramarathon | 67 | 67 | 600 | FIN | 43:08:28 | 2 | ||
| Marvin | Snowbarger | M | San Jose | California | USA | USA | 2006 Badwater Ultramarathon | 69 | 69 | 600 | FIN | 46:13:10 | 2 | |
| Scott | Snyder | M | Littleton | Colorado | USA | USA | 2006 Badwater Ultramarathon | 51 | 76 | 800 | FIN | 44:34:20 | 2 | |
| Scott | Snyder | M | Littleton | Colorado | USA | USA | 2008 Badwater Ultramarathon | 53 | 76 | 800 | FIN | 37:09:49 | 2 | |
| Randy | Spears | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 8 | PM | FIN | 52:00:00 | *PM Start Time, Not AM. | 1 | ||
| Alisa | Springman | F | Mercersburg | Pennsylvania | USA | USA | 2008 Badwater Ultramarathon | 33 | 85 | 800 | FIN | 37:21:03 | 3 | |
| Alisa | Springman | F | Mercersburg | Pennsylvania | USA | USA | 2009 Badwater Ultramarathon | 34 | 85 | 1000 | FIN | 35:42:35 | 3 | |
| Alisa | Springman | F | Mercersburg | Pennsylvania | USA | USA | 2010 Badwater Ultramarathon | 35 | 85 | 1000 | FIN | 42:17:28 | 3 | |
| Lynne | Stark | F | Aberdeen | United Kingdom | United Kingdom | 2004 Badwater Ultramarathon | 42 | 81 | 1000 | FIN | 45:58:25 | 1 | ||
| George | Staub | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 22 | PM | DNF | *PM Start Time, Not AM. | ||||
| Eric | Steele | M | Mulvane | Kansas | USA | USA | 2000 Badwater Ultramarathon | 35 | 53 | 800 | FIN | 55:45:55 | 1 | |
| Manfred | Steiner | M | Buchkirchen | Upper Austria (Oberösterreich) | Austria | Austria | 2011 Badwater Ultramarathon | 47 | 47 | 800 | FIN | 35:18:10 | 1 | |
| Mike | Stephens | M | California | USA | USA | 2004 Badwater Ultramarathon | 46 | 82 | 800 | FIN | 44:01:30 | 1 | ||
| Howie | Stern | M | California | USA | USA | 2003 Badwater Ultramarathon | 33 | 99 | 1000 | DNF | ||||
| Paul | Stone | M | Bullard | Texas | USA | USA | 2000 Badwater Ultramarathon | 38 | 54 | 800 | FIN | 53:21:20 | 3 | |
| Paul | Stone | M | USA | USA | 2001 Badwater Ultramarathon | 39 | 92 | 1000 | FIN | 37:51:21 | 3 | |||
| Paul | Stone | M | USA | USA | 2002 Badwater Ultramarathon | 40 | 82 | 1000 | FIN | 49:06:35 | 3 | |||
| Keith | Straw | M | Malvern | Pennsylvania | USA | United Kingdom | 2009 Badwater Ultramarathon | 54 | 60 | 1000 | FIN | 37:42:29* | 3 | |
| Keith | Straw | M | Malvern | Pennsylvania | USA | United Kingdom | 2010 Badwater Ultramarathon | 55 | 60 | 800 | FIN | 39:22:11 | 3 | |
| Keith | Straw | M | Malvern | Pennsylvania | USA | United Kingdom | 2011 Badwater Ultramarathon | 56 | 60 | 800 | FIN | 36:14:40 | 3 | |
| Keith | Straw | M | Malvern | Pennsylvania | USA | United Kingdom | 2012 Badwater Ultramarathon | 57 | 60 | 800 | Confirmed | 3 | ||
| Dariusz | Strychalski | M | Lapy | Podlasie | Poland | Poland | 2012 Badwater Ultramarathon | 37 | 37 | 600 | Confirmed | |||
| Michael | Styllas | M | Corvallis | Oregon | USA | Greece | 2000 Badwater Ultramarathon | 26 | 74 | 1000 | FIN | 42:25:39 | 1 | |
| Elaine | Stypula | F | Farmington Hills | Michigan | USA | USA | 2012 Badwater Ultramarathon | 47 | 47 | 600 | Confirmed | |||
| Brett | Sublett | M | Durango | Colorado | USA | USA | 2007 Badwater Ultramarathon | 41 | 41 | 800 | FIN | 43:33:32 | 1 | |
| Blaise | Supler | F | USA | USA | 2002 Badwater Ultramarathon | 41 | 19 | 600 | FIN | 54:33:40 | 1 | |||
| Dale | Sutton | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 7 | AM | FIN | 44:26:00 | 3 | |||
| Dale | Sutton | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 4 | AM | FIN | 38:50:00 | 3 | |||
| Dale | Sutton | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 28 | AM | DNF | 3 | ||||
| Dale | Sutton | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 7 | AM | FIN | 36:11:00 | 3 | ||
| Mike | Sweeney | M | California | USA | USA | 2005 Badwater Ultramarathon | 50 | 50 | 1000 | FIN | 36:54:15 | 1 | ||
| Mike | Sweeney | M | San Rafael | California | USA | USA | 2006 Badwater Ultramarathon | 51 | 51 | 1000 | DNF | 1 | ||
| Lisa Yvonne | Tamati-Lusskandl | F | New Plymouth | TA | New Zealand | New Zealand | 2008 Badwater Ultramarathon | 39 | 86 | 1000 | FIN | 38:24:43 | 2 | |
| Lisa Yvonne | Tamati-Lusskandl | F | New Plymouth | Tara | New Zealand | New Zealand | 2009 Badwater Ultramarathon | 40 | 86 | 1000 | FIN | 37:14:09* | 2 | |
| Herve | Taquet | M | Ouilly le Vicomte | Île-de-France | France | France | 2008 Badwater Ultramarathon | 47 | 87 | 800 | FIN | 46:58:29 | 1 | |
| Steve | Teal | M | California | USA | USA | 2005 Badwater Ultramarathon | 39 | 39 | 1000 | FIN | 43:56:20 | 5 | ||
| Steve | Teal | M | Phelan | California | USA | USA | 2006 Badwater Ultramarathon | 40 | 40 | 1000 | FIN | 42:29:16 | 5 | |
| Steve | Teal | M | Phelan | California | USA | USA | 2007 Badwater Ultramarathon | 41 | 40 | 1000 | FIN | 44:16:27 | 5 | |
| Steve | Teal | M | Phelan | California | USA | USA | 2008 Badwater Ultramarathon | 42 | 42 | 1000 | FIN | 45:24:20 | 5 | |
| Steve | Teal | M | Phelan | California | USA | USA | 2010 Badwater Ultramarathon | 44 | 42 | 800 | FIN | 42:15:49 | 5 | |
| John | Teeples | M | Fortson | Georgia | USA | USA | 2011 Badwater Ultramarathon | 47 | 90 | 800 | FIN | 29:49:00 | 1 | |
| Francisco (Xesc) | Teres Costa | M | Sabadell | Barc | Spain | Spain | 2009 Badwater Ultramarathon | 41 | 58 | 600 | FIN | 39:53:41 | 1 | |
| Michael | Thomas | M | Fort Collins | Colorado | USA | USA | 2011 Badwater Ultramarathon | 49 | 49 | 600 | FIN | 42:38:14 | 1 | |
| Tracy | Thomas | F | Champaign | Illinois | USA | USA | 2007 Badwater Ultramarathon | 45 | 27 | 1000 | FIN | 37:26:44 | 1 | |
| Dave | Thorpe | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 24 | PM | DNF | *PM Start Time, Not AM. | ||||
| Robert | Thurber | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 29 | AM | DNF | |||||
| Robert | Thurber | M | Houston | Texas | USA | USA | 2000 Badwater Ultramarathon | 53 | 27 | 600 | DNF | |||
| Jarom | Thurston | M | Payson | Utah | USA | USA | 2008 Badwater Ultramarathon | 34 | 88 | 600 | FIN | 47:09:08 | 2 | |
| Jarom | Thurston | M | Payson | Utah | USA | USA | 2009 Badwater Ultramarathon | 35 | 88 | 600 | FIN | 47:23:49* | 2 | |
| Cathy | Tibbets | F | USA | USA | 1996 Badwater Ultramarathon | N/A | 21 | AM | DNF | 1 | ||||
| Cathy | Tibbets | F | New Mexico | USA | USA | 1999 Badwater Ultramarathon | N/A | 21 | AM | FIN | 43:47:00 | 5th female | 1 | |
| Julie | Tieger | F | USA | USA | 1998 Badwater Ultramarathon | N/A | 11 | AM | FIN | 47:04:00 | 1 | |||
| Michael | Tilden | M | California | USA | USA | 2005 Badwater Ultramarathon | 38 | 11 | 1000 | FIN | 39:01:10 | 1 | ||
| Catherine | Todd | F | Knowledge Village | Dubai | United Arab Emirates | Australia | 2012 Badwater Ultramarathon | 33 | 9 | 1000 | Confirmed | |||
| Matthew | Toepke | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 8 | AM | FIN | 40:48:00 | 1 | |||
| Beacham | Toler | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 12 | PM | FIN | 50:40:29 | *PM Start Time, Not AM. | 2 | ||
| Beacham | Toler | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 10 | AM | FIN | 43:53:00 | 2 | |||
| Vincent | Toumazou | M | Colomiers | Midi-Pyrénées | France | France | 2010 Badwater Ultramarathon | 42 | 67 | 800 | FIN | 38:04:12 | 1 | |
| Eugene | Trahern | M | Brier | Washington | USA | USA | 2000 Badwater Ultramarathon | 37 | 75 | 1000 | DNF | |||
| Thorsten | Treptow | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 38 | 84 | 800 | FIN | 42:45:10 | 2 | ||
| Thorsten | Treptow | M | Baden-Württemberg | Germany | Germany | 2005 Badwater Ultramarathon | 39 | 84 | 800 | FIN | 43:08:46 | 2 | ||
| Thorsten | Treptow | M | Cologne | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 40 | 84 | 800 | DNF | 2 | ||
| Mike | Trevino | M | USA | USA | 2001 Badwater Ultramarathon | 26 | 93 | 1000 | FIN | 28:18:12 | 1 | |||
| Cliff | Treyens | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 5 | AM | FIN | 38:45:00 | 1 | |||
| Ian | Tripp | M | Bourne | Lincolnshire | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 38 | 28 | 600 | DNF | 1 | ||
| Ian | Tripp | M | United Kingdom | United Kingdom | 2001 Badwater Ultramarathon | 39 | 31 | 600 | FIN | 53:57:57 | 1 | |||
| Tom | Triumph | M | Mountain Lakes | New Jersey | USA | USA | 2007 Badwater Ultramarathon | 49 | 97 | 600 | FIN | 38:57:49 | 1 | |
| Rob | Tuller | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 14 | PM | FIN | 57:30:30 | *PM Start Time, Not AM. | 1 | ||
| John | Tyszkiewicz | M | Safffron Walden | Aberdeen | United Kingdom | United Kingdom | 2006 Badwater Ultramarathon | 44 | 44 | 600 | DQ | |||
| Marshall | Ulrich | M | Ft. Morgan | Colorado | USA | USA | 1990 Badwater Ultramarathon | N/A | 2 | PM | FIN | 30:31:25 | *PM Start Time, Not AM. | 17 |
| Marshall | Ulrich | M | USA | USA | 1991 Badwater Ultramarathon | N/A | 1 | PM | FIN | 26:34:10 | *PM Start Time, Not AM. | 17 | ||
| Marshall | Ulrich | M | USA | USA | 1992 Badwater Ultramarathon | N/A | 1 | PM | FIN | 26:18:00 | *PM Start Time, Not AM. Course Record. Men's PM Record. | 17 | ||
| Marshall | Ulrich | M | USA | USA | 1993 Badwater Ultramarathon | N/A | 1 | PM | FIN | 28:53:00 | *PM Start Time, Not AM. | 17 | ||
| Marshall | Ulrich | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 23 | PM | DNF | *PM Start Time, Not AM. | 17 | |||
| Marshall | Ulrich | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 14 | PM | FIN | 52:40:07 | *PM Start Time, Not AM. | 17 | ||
| Marshall | Ulrich | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 6 | AM | FIN | 44:15:00 | 17 | |||
| Marshall | Ulrich | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 3 | AM | FIN | 30:06:00 | 17 | |||
| Marshall | Ulrich | M | Colorado | USA | USA | 1999 Badwater Ultramarathon | N/A | 6 | AM | FIN | 35:52:00 | 17 | ||
| Marshall | Ulrich | M | Brighton | Colorado | USA | USA | 2000 Badwater Ultramarathon | 49 | 1 | 600 | DNF | 17 | ||
| Marshall | Ulrich | M | USA | USA | 2001 Badwater Ultramarathon | 50 | 32 | 600 | FIN | 54:59:14 | 17 | |||
| Marshall | Ulrich | M | USA | USA | 2002 Badwater Ultramarathon | 51 | 1 | 600 | FIN | 40:48:48 | 17 | |||
| Marshall | Ulrich | M | Colorado | USA | USA | 2003 Badwater Ultramarathon | 52 | 11 | 1000 | FIN | 45:30:04 | 17 | ||
| Marshall | Ulrich | M | Colorado | USA | USA | 2004 Badwater Ultramarathon | 53 | 12 | 1000 | FIN | 44:09:49 | 17 | ||
| Marshall | Ulrich | M | Colorado | USA | USA | 2005 Badwater Ultramarathon | 54 | 17 | 1000 | FIN | 36:48:19 | 17 | ||
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2007 Badwater Ultramarathon | 56 | 20 | 1000 | FIN | 41:44:23 | 17 | |
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2008 Badwater Ultramarathon | 57 | 21 | 1000 | FIN | 36:44:55 | 17 | |
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2009 Badwater Ultramarathon | 58 | 22 | 1000 | DNF | 17 | ||
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2010 Badwater Ultramarathon | 59 | 22 | 600 | FIN | 42:56:21 | 17 | |
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2011 Badwater Ultramarathon | 60 | 23 | 600 | FIN | 43:55:08 | 17 | |
| Marshall | Ulrich | M | Idaho Springs | Colorado | USA | USA | 2012 Badwater Ultramarathon | 61 | 24 | 600 | Confirmed | 17 | ||
| Willette | Ulrich | F | USA | USA | 1995 Badwater Ultramarathon | N/A | 15 | PM | FIN | 52:40:07 | *PM Start Time, Not AM. | 1 | ||
| Albert | Vallée | M | Île-de-France | France | France | 2005 Badwater Ultramarathon | 46 | 89 | 1000 | FIN | 29:59:18 | 2 | ||
| Albert | Vallée | M | Chauvigne | Brittany (Bretagne) | France | France | 2007 Badwater Ultramarathon | 48 | 8 | 1000 | FIN | 30:26:48 | 2 | |
| Albert | Vallée | M | St Aubin de Terregatte | Manc | France | France | 2009 Badwater Ultramarathon | 50 | 10 | 1000 | DNF | 2 | ||
| Brian | Van Oene | M | USA | USA | 1999 Badwater Ultramarathon | N/A | 40 | AM | DNF | |||||
| Fred | Vance | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 12 | AM | FIN | 47:00:00 | 2 | |||
| Fred | Vance | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 10 | AM | FIN | 46:34:00 | 2 | |||
| Arthurs | Veics | M | Riga | Riga | Latvia | Latvia | 2011 Badwater Ultramarathon | 27 | 91 | 800 | FIN | 37:56:42 | 1 | |
| Andy | Velazco | M | Georgia | USA | USA | 2003 Badwater Ultramarathon | 55 | 79 | 800 | FIN | 48:54:12 | 1 | ||
| Gerard | Verdenet | M | Montgesoye | Île-de-France | France | France | 2000 Badwater Ultramarathon | 51 | 57 | 800 | FIN | 50:28:51 | 2 | |
| Gerard | Verdenet | M | France | France | 2001 Badwater Ultramarathon | 52 | 61 | 800 | FIN | 46:47:57 | 2 | |||
| Jens | Vieler | M | Hagen | NRW | Germany | Germany | 2011 Badwater Ultramarathon | 44 | 92 | 600 | FIN | 37:15:49 | 1 | |
| Joan | Vila Casanovas | M | Mexico | Distrito Federal | Mexico | Spain | 2012 Badwater Ultramarathon | 41 | 10 | 800 | Confirmed | |||
| Marcio | Villar do Amaral | M | Rio de Janeiro | Rio de Janeiro | Brazil | Brazil | 2010 Badwater Ultramarathon | 43 | 43 | 800 | FIN | 36:31:07 | 1 | |
| Charles | Vincent | M | Rainham | Essex | United Kingdom | United Kingdom | 2000 Badwater Ultramarathon | 40 | 58 | 800 | DNF | |||
| Charles | Vincent | M | Monaco | United Kingdom | 2003 Badwater Ultramarathon | 43 | 12 | 600 | DNF | |||||
| Charles | Vincent | M | Monaco | United Kingdom | 2005 Badwater Ultramarathon | 45 | 45 | 600 | DNF | |||||
| Jennifer | Vogel | F | Duluth | Georgia | USA | USA | 2011 Badwater Ultramarathon | 30 | 30 | 800 | FIN | 29:42:12 | 1 | |
| Lane | Vogel | M | Duluth | Georgia | USA | USA | 2010 Badwater Ultramarathon | 33 | 79 | 800 | FIN | 41:27:06 | 1 | |
| Rob | Volkenand | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 5 | PM | FIN | 43:31:52 | *PM Start Time, Not AM. | 2 | ||
| Rob | Volkenand | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 17 | AM | FIN | 52:45:00 | 2 | |||
| Jerry C. | Vondruska | M | Bloomingdale | Illinois | USA | USA | 2007 Badwater Ultramarathon | 38 | 38 | 600 | FIN | 39:27:58 | 1 | |
| Jean Pierre | Vozel | M | Île-de-France | France | France | 2003 Badwater Ultramarathon | 48 | 80 | 800 | DNF | ||||
| David | Walker | M | Auckland | Auckland | New Zealand | New Zealand | 2010 Badwater Ultramarathon | 46 | 46 | 600 | FIN | 45:41:29 | 1 | |
| David | Walker | M | Auckland | Auckland | New Zealand | New Zealand | 2011 Badwater Ultramarathon | 47 | 46 | 600 | DNF | 1 | ||
| Jim | Walker | M | USA | USA | 1988 Badwater Ultramarathon | N/A | 7 | AM | DNF | completed 50 miles | 1 | |||
| Jim | Walker | M | USA | USA | 1989 Badwater Ultramarathon | N/A | 2 | PM | FIN | *PM Start Time, Not AM. | 1 | |||
| Roy | Wallack | M | California | USA | USA | 2005 Badwater Ultramarathon | 49 | 49 | 1000 | DNF | ||||
| Tammy | Walther | F | Little Rock | Arkansas | USA | USA | 2011 Badwater Ultramarathon | 40 | 93 | 600 | FIN | 45:08:18 | 1 | |
| Michael | Wardian | M | Arlington | Virginia | USA | USA | 2011 Badwater Ultramarathon | 37 | 100 | 1000 | FIN | 26:22:01 | 1 | |
| Nancy | Warren | F | California | USA | USA | 2005 Badwater Ultramarathon | 39 | 20 | 800 | FIN | 41:31:15 | 2 | ||
| Nancy | Warren | F | Wilton | California | USA | USA | 2006 Badwater Ultramarathon | 40 | 16 | 1000 | FIN | 41:57:10 | 2 | |
| Barbara | Warren | F | USA | USA | 1996 Badwater Ultramarathon | N/A | 16 | AM | DNF | 1 | ||||
| Barbara | Warren | F | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 16 | AM | FIN | 41:45:00 | 3rd female | 1 | |
| Charles F. | Waskevich Jr | M | New Jersey | USA | USA | 2003 Badwater Ultramarathon | 54 | 65 | 800 | DNF | ||||
| Arthur | Webb | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 5 | AM | FIN | 42:56:00 | 14 | |||
| Arthur | Webb | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 9 | AM | FIN | 44:44:00 | 14 | |||
| Arthur | Webb | M | California | USA | USA | 1999 Badwater Ultramarathon | N/A | 5 | AM | FIN | 33:57:00 | 14 | ||
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2000 Badwater Ultramarathon | 58 | 29 | 600 | FIN | 43:12:58 | 14 | |
| Arthur | Webb | M | USA | USA | 2001 Badwater Ultramarathon | 59 | 94 | 1000 | FIN | 40:19:58 | 14 | |||
| Arthur | Webb | M | USA | USA | 2002 Badwater Ultramarathon | 60 | 84 | 1000 | FIN | 43:40:10 | 14 | |||
| Arthur | Webb | M | California | USA | USA | 2003 Badwater Ultramarathon | 61 | 61 | 1000 | HON | 14 | |||
| Arthur | Webb | M | California | USA | USA | 2004 Badwater Ultramarathon | 62 | 62 | 1000 | FIN | 43:28:10 | 14 | ||
| Arthur | Webb | M | California | USA | USA | 2005 Badwater Ultramarathon | 63 | 7 | 1000 | FIN | 44:13:10 | 14 | ||
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2006 Badwater Ultramarathon | 64 | 8 | 1000 | FIN | 45:07:21 | 14 | |
| Arthur | Webb | M | Santa Rosa, | California | USA | USA | 2007 Badwater Ultramarathon | 65 | 9 | 1000 | FIN | 37:48:35 | 14 | |
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2008 Badwater Ultramarathon | 66 | 10 | 1000 | FIN | 39:46:53 | 14 | |
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2009 Badwater Ultramarathon | 67 | 11 | 1000 | FIN | 46:35:29 | First to finish after road re-opened. Time on course not affected by the fire. | 14 |
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2010 Badwater Ultramarathon | 68 | 12 | 600 | FIN | 47:31:20 | 14 | |
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2011 Badwater Ultramarathon | 69 | 13 | 600 | FIN | 37:11:40 | 14 | |
| Arthur | Webb | M | Santa Rosa | California | USA | USA | 2012 Badwater Ultramarathon | 70 | 14 | 600 | Confirmed | 14 | ||
| Uli | Weber | M | Pfalzgrafenweiler | Baden-Württemberg | Germany | Germany | 2000 Badwater Ultramarathon | 51 | 76 | 1000 | FIN | 45:27:26 | 4 | |
| Uli | Weber | M | Germany | Germany | 2001 Badwater Ultramarathon | 52 | 62 | 800 | FIN | 41:39:35 | 4 | |||
| Uli | Weber | M | Germany | Germany | 2002 Badwater Ultramarathon | 53 | 85 | 1000 | FIN | 48:44:07 | 4 | |||
| Uli | Weber | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 55 | 55 | 800 | FIN | 39:04:15 | 4 | ||
| Uli | Weber | M | Wuergau | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 57 | 66 | 1000 | DNF | 4 | ||
| Scott | Weber | M | USA | USA | 1994 Badwater Ultramarathon | N/A | 10 | PM | FIN | 52:30:00 | *PM Start Time, Not AM. | 13 | ||
| Scott | Weber | M | USA | USA | 1995 Badwater Ultramarathon | N/A | 11 | PM | FIN | 49:00:50 | *PM Start Time, Not AM. | 13 | ||
| Scott | Weber | M | USA | USA | 1996 Badwater Ultramarathon | N/A | 12 | AM | FIN | 56:04:00 | 13 | |||
| Scott | Weber | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 19 | AM | FIN | 57:00:00 | 13 | |||
| Scott | Weber | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 15 | AM | FIN | 54:13:00 | 13 | |||
| Scott | Weber | M | Colorado | USA | USA | 1999 Badwater Ultramarathon | N/A | 33 | AM | FIN | 56:34:00 | 13 | ||
| Scott | Weber | M | Littleton | Colorado | USA | USA | 2000 Badwater Ultramarathon | 47 | 30 | 600 | FIN | 53:43:52 | 13 | |
| Scott | Weber | M | USA | USA | 2001 Badwater Ultramarathon | 48 | 95 | 1000 | FIN | 44:07:27 | 13 | |||
| Scott | Weber | M | USA | USA | 2002 Badwater Ultramarathon | 49 | 30 | 600 | DNF | 13 | ||||
| Scott | Weber | M | Colorado | USA | USA | 2003 Badwater Ultramarathon | 50 | 9 | 800 | FIN | 58:43:29 | 13 | ||
| Scott | Weber | M | South Carolina | USA | USA | 2004 Badwater Ultramarathon | 51 | 10 | 600 | DNF | 13 | |||
| Scott | Weber | M | California | USA | USA | 2005 Badwater Ultramarathon | 52 | 10 | 600 | FIN | 57:42:00 | 13 | ||
| Scott | Weber | M | Dunsmuir | California | USA | USA | 2006 Badwater Ultramarathon | 53 | 10 | 600 | FIN | 57:37:50 | 13 | |
| Scott | Weber | M | Dunsmuir | California | USA | USA | 2007 Badwater Ultramarathon | 54 | 12 | 600 | DNF | 13 | ||
| Scott | Weber | M | Dunsmuir | California | USA | USA | 2008 Badwater Ultramarathon | 55 | 12 | 600 | FIN | 51:56:07 | 13 | |
| Scott | Weber | M | Weed | California | USA | USA | 2009 Badwater Ultramarathon | 56 | 13 | 600 | FIN | 58:28:17 | Time on course not affected by the fire. | 13 |
| Friedhelm | Weidemann | M | Sassenburg | Baden-Württemberg | Germany | Germany | 2006 Badwater Ultramarathon | 47 | 65 | 600 | FIN | 52:57:58 | 1 | |
| Heidi | Weiss | F | Siselen | Aargau (Argovia) | Switzerland | Germany | 2006 Badwater Ultramarathon | 48 | 24 | 800 | FIN | 57:20:05 | 1 | |
| Xy | Weiss | F | Villa Park | California | USA | USA | 2006 Badwater Ultramarathon | 45 | 45 | 800 | FIN | 41:04:23 | 1 | |
| Erhard | Weiss | M | Siselen | Aargau (Argovia) | Switzerland | Germany | 2006 Badwater Ultramarathon | 56 | 56 | 800 | FIN | 57:20:05 | 5 | |
| Erhard | Weiss | M | Siselen | Switzerland | Germany | 2007 Badwater Ultramarathon | 56 | 56 | 600 | FIN | 53:23:46 | 5 | ||
| Erhard | Weiss | M | Siselen | Berne (Bern) | Switzerland | Germany | 2008 Badwater Ultramarathon | 57 | 73 | 800 | FIN | 50:26:24 | 5 | |
| Erhard | Weiss | M | Siselen | Berne (Bern) | Switzerland | Germany | 2009 Badwater Ultramarathon | 58 | 73 | 600 | FIN | 55:07:08 | Time on course not affected by the fire. | 5 |
| Erhard | Weiss | M | Siselen | Berne (Bern) | Switzerland | Germany | 2010 Badwater Ultramarathon | 59 | 73 | 600 | FIN | 55:54:19 | 5 | |
| Tim | Welch | M | Poulton-le-Fylde | Lancashire | United Kingdom | United Kingdom | 2010 Badwater Ultramarathon | 38 | 80 | 600 | FIN | 44:17:02 | 1 | |
| Lynne | Werner | F | Seattle | Washington | USA | USA | 2000 Badwater Ultramarathon | 49 | 59 | 800 | FIN | 41:14:57 | 1 | |
| Dick | West | M | Highland | Michigan | USA | USA | 1990 Badwater Ultramarathon | N/A | 13 | PM | FIN | 54:57:00 | *PM Start Time, Not AM. | 1 |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2007 Badwater Ultramarathon | 48 | 84 | 600 | FIN | 32:22:58 | 5 | |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2008 Badwater Ultramarathon | 49 | 84 | 1000 | FIN | 36:31:46 | 5 | |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2009 Badwater Ultramarathon | 50 | 84 | 1000 | FIN | 35:51:44 | 5 | |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2010 Badwater Ultramarathon | 51 | 84 | 800 | FIN | 37:13:19 | 5 | |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2011 Badwater Ultramarathon | 52 | 84 | 800 | FIN | 38:29:58 | 5 | |
| Danny | Westergaard | M | Rolling Hills | California | USA | USA | 2012 Badwater Ultramarathon | 53 | 84 | 800 | Confirmed | 5 | ||
| Mike | Whalen | M | San Juan Capistrano | California | USA | USA | 2008 Badwater Ultramarathon | 53 | 53 | 600 | FIN | 43:37:00 | 2 | |
| Mike | Whalen | M | San Juan Capistrano | California | USA | USA | 2009 Badwater Ultramarathon | 54 | 53 | 800 | FIN | 39:27:24* | 2 | |
| Mike | Whalen | M | San Juan Capistrano | California | USA | USA | 2010 Badwater Ultramarathon | 55 | 53 | 800 | DNF | 2 | ||
| Markus | Wiaderek | M | l'ile Bizard | Quebec | Canada | Germany | 2010 Badwater Ultramarathon | 42 | 81 | 800 | FIN | 46:58:10 | 1 | |
| Markus | Wiaderek | M | Ile Bizard | QE | Canada | Germany | 2012 Badwater Ultramarathon | 44 | 81 | 600 | Confirmed | 1 | ||
| Henry | Wibberg | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 42 | 86 | 600 | DNF | ||||
| Jose | Wilkie | M | USA | USA | 1997 Badwater Ultramarathon | N/A | 9 | AM | FIN | 40:56:00 | 1 | |||
| Jose | Wilkie | M | Louisville | Kentucky | USA | USA | 2000 Badwater Ultramarathon | 37 | 31 | 600 | DNF | 1 | ||
| Robert | Wimmer | M | Baden-Württemberg | Germany | Germany | 2004 Badwater Ultramarathon | 39 | 34 | 1000 | FIN | 36:53:08 | 1 | ||
| John | Wog | M | Santa Monica | California | USA | USA | 2011 Badwater Ultramarathon | 32 | 94 | 1000 | DNF | |||
| Mark | Woolley | M | Alhaurin de la Torre | Malaga | Spain | United Kingdom | 2010 Badwater Ultramarathon | 46 | 82 | 800 | FIN | 42:36:39 | 1 | |
| Darren | Worts | M | USA | USA | 2002 Badwater Ultramarathon | 31 | 86 | 1000 | FIN | 32:38:57 | 1 | |||
| Bart | Yasso | M | USA | USA | 1989 Badwater Ultramarathon | N/A | 3 | PM | FIN | 63:21:00 | *PM Start Time, Not AM. | 1 | ||
| Henry | Yeager | M | Chilhowee | Mississippi | USA | USA | 1990 Badwater Ultramarathon | N/A | 14 | PM | FIN | 56:52:00 | *PM Start Time, Not AM. | 1 |
| Kathy | Youngren | F | Huntsville | Alabama | USA | USA | 2009 Badwater Ultramarathon | 34 | 12 | 1000 | FIN | 33:49:21 | 1 | |
| Robert | Youngren | M | Huntsville | Alabama | USA | USA | 2011 Badwater Ultramarathon | 37 | 95 | 1000 | FIN | 31:13:45 | 1 | |
| Iso | Yucra | M | Millares | Millares | Bolivia | Bolivia | 2010 Badwater Ultramarathon | 42 | 83 | 800 | FIN | 37:26:02 | 1 | |
| Ray | Zahab | M | Quebec | Canada | Canada | 2005 Badwater Ultramarathon | 36 | 90 | 1000 | DNF | ||||
| Eris | Zama | M | Italy | Italy | 1997 Badwater Ultramarathon | N/A | 14 | AM | FIN | 49:02:00 | 1 | |||
| William | Zdon | M | New York | New York | USA | USA | 2012 Badwater Ultramarathon | 27 | 27 | 800 | Confirmed | |||
| Mike | Zeigle | M | USA | USA | 1998 Badwater Ultramarathon | N/A | 8 | AM | FIN | 43:47:00 | 1 | |||
| Cheryl | Zwarkowski | F | Victorville | California | USA | USA | 2008 Badwater Ultramarathon | 50 | 50 | 800 | FIN | 44:26:15 | 3 | |
| Cheryl | Zwarkowski | F | Spring Valley Lake | California | USA | USA | 2009 Badwater Ultramarathon | 51 | 50 | 800 | FIN | 41:46:49* | 3 | |
| Cheryl | Zwarkowski | F | Spring Valley Lake | California | USA | USA | 2011 Badwater Ultramarathon | 53 | 50 | 600 | FIN | 40:59:21 | 3 | |
| Cheryl | Zwarkowski | F | Spring Valley Lake | California | USA | USA | 2012 Badwater Ultramarathon | 54 | 50 | 600 | Confirmed | 3 |
*In 2009 a forest fire prevented some runners from proceeding beyond Portal Road.