Searched 27 events from September 24, 1999 to September 26, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Mark Christopherson | Male | Park City, UT | 6 |
| Andy Chrysler | Male | Idaho Falls, ID | 1 |
| Ling-Ru Chu | Female | West Sacramento, CA | 1 |
| Katerina Claiborne | Female | Downers Grove, IL | 1 |
| Jennifer Clancy | Female | Alta, UT | 2 |
| Rhonda Claridge | Female | Colorado | 1 |
| Andrew Clark | Male | Truckee, CA | 3 |
| Erin Clark | Female | Salt Lake City, UT | 5 |
| Jill Clark | Female | Cottonwood Heights, UT | 1 |
| Lance Clark | Male | Pocatello, ID | 1 |
| Matthew Clark | Male | Highland, UT | 2 |
| Paul Clark | Male | South Weber, UT | 1 |
| Sarah Clark | Female | Mercer Island, WA | 1 |
| Wendy Clark | Female | Highland, UT | 1 |
| Melanie Clayton | Female | Orem, UT | 1 |
| Thomas Clayton | Male | Sandy, UT | 1 |
| Tyler Clemens | Male | Littleton, CO | 1 |
| Mick Clifford | Male | East Yorkshire, GBR | 1 |
| Tanessa Cline | Female | Arvada, CO | 1 |
| Tony Cline | Male | Arvada, CO | 2 |
| Ashley Clinthorne | Female | Lakewood, CO | 2 |
| Jonathan Clinthorne | Male | Lakewood, CO | 1 |
| James Clissold | Male | Holladay, UT | 2 |
| Red Cloud | Male | Paget, BMU | 1 |
| Geoffery Clover | Male | Golden, CO | 1 |
| Jeff Clowers | Male | San Jose, CA | 1 |
| David Coblentz | Male | Los Alamos, NM | 1 |
| Scott Coburn | Male | Denver, CO | 1 |
| Rockford Cogar | Male | Colorado | 2 |
| Meghan Cogswell | Female | Colorado Springs, CO | 3 |
| Arthur Cohen | Male | Salt Lake City, UT | 1 |
| Howard Cohen | Male | California | 1 |
| Stuart Cohen | Male | Denver, CO | 1 |
| Antonio Colas | Male | Redwood City, CA | 1 |
| Patrick Cole | Male | Denver, CO | 1 |
| Jason Coleman | Male | Kirkwood, MO | 1 |
| Kaden Coleman | Male | Orem, UT | 1 |
| Paul Coleman | Male | Falcon, CO | 1 |
| Sam Collier | Male | Nampa, ID | 1 |
| Robert Collin | Male | Olympia, WA | 1 |
| Kerry Collings | Male | Midway, UT | 2 |
| Chip Collins | Male | Tualatin, OR | 1 |
| Steve Collins | Male | Durango, CO | 1 |
| Celeste Collman | Female | Ogden, UT | 2 |
| Marc Collman | Male | Utah | 1 |
| Mark Collman | Male | Utah | 1 |
| Corey Colson | Male | Indian Trail, NC | 1 |
| Rush Combs | Male | Boulder, CO | 1 |
| Matt Comi | Male | Provo, UT | 1 |
| Nicolas Composto | Male | Missoula, MT | 1 |