Searched 27 events from September 24, 1999 to September 26, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Bill Nictakis | Male | Paradise Valley, AZ | 2 |
| Carrie Niederhauser | Female | Smithfield, UT | 1 |
| Cai Nielsen | Male | Aledo, TX | 1 |
| Jace Nielsen | Male | Spanish Fork, UT | 1 |
| Jeff Nielsen | Male | Salt Lake City, UT | 1 |
| Matthew Nilsen | Male | Perrysburg, OH | 1 |
| Kevin Noble | Male | Calgary, AB | 1 |
| David Noel | Male | Houston, TX | 1 |
| Kerry Noonan | Female | Lander, WY | 1 |
| Ryan Norman | Male | Paradise, UT | 2 |
| Carol Northrup | Female | Prescott, AZ | 1 |
| Anna Nosek | Female | West Jordan, UT | 1 |
| Jaclyn Noshay | Female | Portland, OR | 1 |
| Sergio Nunez | Male | Salt Lake City, UT | 1 |
| Alex Nunn | Male | Honolulu, HI | 1 |
| Betsy Nye | Female | Truckee, CA | 2 |
| Daniel Oakes | Male | Vienna, VA | 1 |
| Tony Oakes | Male | Castle Pines, CO | 1 |
| Doug Oatis | Male | Denver, CO | 1 |
| Thomas Oberprantacher | Male | Kennesaw, GA | 1 |
| Patrick Oborn | Male | Pleasant Grove, UT | 7 |
| Barry Oelrich | Male | Colorado | 1 |
| Brian Oestrike | Male | New Paltz, NY | 2 |
| Jitka O'farrell | Female | Lakewood, CO | 1 |
| Tetsuro Ogata | Male | Takamatsu, 37, Japan | 1 |
| John Paul Ogden | Male | Cedaredge, CO | 1 |
| Christine O'Gorman | Female | Westminster, CO | 1 |
| Kevin O'Grady | Male | Columbus, OH | 1 |
| Ofer Ohel | Male | California | 1 |
| Karmell Ohlrogge | Female | Cleveland, OH | 1 |
| Dan Oldenburg | Male | Helena, MT | 1 |
| Jacob Oldham | Male | Pinetop, AZ | 1 |
| Ryan Oldroyd | Male | West Jordan, UT | 1 |
| James Oliphant | Male | Corvallis, OR | 1 |
| Jason Oliver | Male | Crested Butte, CO | 1 |
| Jason Ollis | Male | Taylorsville, UT | 3 |
| Farrah Olmstead | Female | Highland, UT | 1 |
| Shawn Olmstead | Male | Highland, UT | 1 |
| Timothy Olson | Male | Oregon | 1 |
| Bradley Olwin | Male | Berthoud, CO | 1 |
| Larry O'Neil | Male | 1 | |
| Jim ONeil | Male | South Dakota | 1 |
| Randy Oostema | Male | Belgrade, MT | 1 |
| Kevin Ordway | Male | Foresthill, CA | 1 |
| Kc Orgeron | Female | Montclair, VA | 1 |
| Seth Orme | Male | Missoula, MT | 1 |
| Duncan Orr | Male | Utah | 3 |
| Randall Orr | Male | Arlington, VA | 1 |
| Janos Orsos | Male | Bishops Stortford, GBR | 1 |
| Diane Ortega | Female | Draper, UT | 1 |