Searched 18 events from May 13, 2017 to May 10, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Matt Collins | Male | Littleton, CO | 1 |
| Suzanne Collins | Female | Littleton, CO | 1 |
| Valerie Collins | Female | Ft. Collins, CO | 1 |
| Nick Collison | Male | Fort Collins, CO | 1 |
| Angelo Colon | Male | Pflugerville, TX | 1 |
| Kristin Colonna | Female | Golden, CO | 1 |
| Jeffrey Colt | Male | Carbondale, CO | 1 |
| Paul Colvin | Male | Longmont, CO | 3 |
| Brian Condon | Male | Boulder, CO | 1 |
| Ari Cone | Male | Westminster, CO | 1 |
| Spencer Cone | Male | Louisville, CO | 1 |
| Lucianne Conklin | Female | Boulder, CO | 1 |
| Daniel Connelly | Male | Boulder, CO | 1 |
| Corey Conner | Female | Longmont, CO | 1 |
| Ian Connor | Male | Fort Collins, CO | 1 |
| Mark Conrad | Male | Sheridan, WY | 1 |
| Mike Conroy | Male | Kansas City, MO | 1 |
| Thomas Conway | Male | Fort Colllins, CO | 4 |
| James Coon | Male | Denver, CO | 1 |
| Ali Cooper | Female | Martinez, GA | 1 |
| Brandon Cooper | Male | Fort Collins, CO | 3 |
| Joe Cooper | Male | Austin, TX | 1 |
| Ryan Cooper | Male | Boulder, CO | 2 |
| Christopher Copenhaver | Male | Fort Collins, CO | 5 |
| Lena Coradini | Female | Denver, CO | 1 |
| Tom Corby | Male | Fort Collins, CO | 1 |
| Lee Cordova | Male | Denver, CO | 1 |
| Nyleva Corley | Female | Austin, TX | 1 |
| Tim Corliss | Male | Mead, CO | 1 |
| Niccole Corradino | Female | Littleton, CO | 1 |
| Dave Corsten | Male | Peyton, CO | 5 |
| Benjamin Corwin | Male | Denver, CO | 1 |
| Dawn Cosio | Female | Broomfield, CO | 3 |
| Daniel Costa | Male | Rio De Janeiro, Brazil | 1 |
| Nancy Costa | Female | Beavercreek, OH | 1 |
| Louise Costain | Female | Fort Collins, CO | 1 |
| Patrick Costello | Male | Bozeman, MT | 1 |
| Wayne Couch II | Male | Fort Collins, CO | 1 |
| Chris Coulston | Male | Erie, PA | 1 |
| Callie Covington | Female | Fort Collins, CO | 1 |
| Nathan Cowan | Male | New Lenox, IL | 1 |
| Mike Cowart | Male | Denver, CO | 1 |
| Jenna Cowie | Female | Longmont, CO | 1 |
| Jonathon Cox | Male | Evergreen, CO | 1 |
| Spencer Cox | Male | Fort Collins, CO | 1 |
| Brianna Coy | Female | Denver, CO | 1 |
| Edward Crandall | Male | Edgewater, CO | 1 |
| Kimberly Crane | Female | Avon, CO | 1 |
| Raphael Crawford-Marks | Male | Longmont, CO | 2 |
| Adam Craycraft | Male | Fort Collins, CO | 1 |