Searched 27 events from September 24, 1999 to September 26, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Tim McDonough | Male | St. John’s, NL | 1 |
| Travis McDonough | Male | Las Vegas, NV | 1 |
| Lynette McDougal | Female | Boise, ID | 1 |
| Petra Mcdowell | Female | Los Alamos, NM | 1 |
| Nate McDowell | Male | New Mexico | 1 |
| Erika Mcfarland | Female | Logan, UT | 1 |
| Wade Mcfarland | Male | Logan, UT | 1 |
| Tara McFarland | Female | River Heights, UT | 2 |
| Michael Mcginn | Male | Johnston, IA | 1 |
| Dean McGovern | Male | Missoula, MT | 1 |
| Nick Mcgowan | Male | Cottonwood Heights, UT | 1 |
| Doug McGraw | Male | 1 | |
| James McGregor | Male | Ogden, UT | 1 |
| Deb McInally | Female | North Bend, WA | 1 |
| Kenton McKasson | Male | Salt Lake City, UT | 1 |
| Sean McKelvie | Male | Salt Lake City, UT | 1 |
| Debra Mckenzie | Female | Niceville, FL | 1 |
| Gavin McKenzie | Male | Leadville, CO | 2 |
| Ryan McKinley | Male | Colorado Springs, CO | 1 |
| Peter McKinney | Male | Twentynine Palms, CA | 1 |
| Dave Mckinnon | Male | Meridian, ID | 2 |
| Michael Mcknight | Male | Cornish, UT | 3 |
| David McKnight | Male | Salt Lake City, UT | 1 |
| Elise McKnight | Female | Fort Collins, CO | 1 |
| Travis McKnight | Male | Nashville, TN | 1 |
| Deanna McLaughlin | Female | Salt Lake City, UT | 1 |
| Ryan McLaughlin | Male | Anchorage, AK | 2 |
| Brandon McLemore | Male | Fresno, CA | 1 |
| Brynn McLin | Female | Herriman, UT | 1 |
| Dean McMackin | Male | Meridian, ID | 1 |
| Keira McMahon | Female | Nederland, CO | 1 |
| Keri Mcmeans | Female | Dayton, WY | 1 |
| Justin McMillan | Male | Shell Beach, CA | 1 |
| Paula McNally | Female | Saratoga, CA | 2 |
| Steven Mcneal | Male | Nashville, TN | 1 |
| Brian McNeill | Male | Frederick, MD | 1 |
| Justin McPheters | Male | Bountiful, UT | 1 |
| Chris Mcquivey | Male | Flagstaff, AZ | 1 |
| Travis McQuivey | Male | American Fork, UT | 1 |
| Mason McWilliams | Male | Houston, TX | 1 |
| Brad Mears | Male | North Ogden, UT | 2 |
| Matt Meckenstock | Male | Perth, AUS | 1 |
| John Medinger | Male | 1 | |
| Pete Mehok | Male | Georgetown, TX | 1 |
| Jon Meikle | Male | Hooper, UT | 1 |
| Danny Mejia | Male | Portland, ME | 1 |
| Tatyana Mele | Female | Boca Raton, FL | 1 |
| Matt Melius | Male | Livingston, MT | 1 |
| Zachary Mellon | Male | Maiden, NC | 1 |
| Cheryl Meltzer | Female | Sandy, UT | 1 |