Searched 17 events from July 25, 2015 to July 26, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Leanne Thompson | Female | Salt Lake City, UT | 1 |
| Mark Thompson | Male | Highlands Ranch, CO | 1 |
| Rebecca Thompson | Female | Columbia, MO | 1 |
| Silas Thompson | Male | Fort Collins, CO | 4 |
| Steve Thompson | Male | Columbia, MO | 1 |
| Julia Thorn | Female | Brighton | 1 |
| Wrenn Thornton | Female | Fort Collins, CO | 1 |
| Jorgen Thyme | Male | Vaerloese, Denmark | 1 |
| Joshua Tierney | Male | Fort Collins, CO | 4 |
| Andy Timinsky | Male | Breckenridge, CO | 1 |
| Jessica Tippie | Female | Vail, CO | 1 |
| Brian Todd | Male | Indianapolis, IN | 1 |
| Erin Todd | Female | Omaha, NE | 1 |
| Jon Todd | Male | Boulder, CO | 1 |
| Christine Tokarz | Female | Golden, CO | 1 |
| Sean Tokarz | Male | Morrison, CO | 1 |
| Michael Toland | Male | Monument, CO | 2 |
| Ben Tordik | Male | Fort Collins, CO | 1 |
| Brandon Tordik | Male | Fort Collins, CO | 3 |
| Lesley Tordik | Female | Fort Collins, CO | 2 |
| Josh Torres | Male | Alamogordo, NM | 1 |
| Mike Tousignant | Male | Longmont, CO | 1 |
| Rachel Tracy | Female | Fort Collins, CO | 3 |
| Genevieve Trettel | Female | Denver, CO | 1 |
| John Trierweiler | Male | Denver, CO | 2 |
| Linda Trinh | Female | Toronto, ON | 1 |
| Anshuman Tripathi | Male | Mountain View, CA | 1 |
| Adam Tripp | Male | Laramie, WY | 1 |
| Erin Tripp | Female | Jamestown, CO | 2 |
| Peter Troast | Male | South Freeport, ME | 2 |
| Melissa Trolene | Female | Fort Collins, CO | 1 |
| Jamieson Trotter | Male | Denver, CO | 1 |
| Joseph Trouba | Male | Lakewood, CO | 1 |
| David Trow | Male | Denver, CO | 1 |
| Lizzy Trower | Female | Boulder, CO | 1 |
| Joy Troxel | Female | Steamboat Springs, CO | 1 |
| Diarmuid Truax | Male | Denver, CO | 1 |
| Cyrille Tructin | Male | Saint Pardon De Conques, FRA | 1 |
| Eric Truhe | Male | Lafayette, CO | 4 |
| Manuel Trujillo | Male | Loveland, CO | 1 |
| Ryan Truxal | Male | Denver, CO | 2 |
| Roman Tsetnar | Male | Colorado Springs, CO | 1 |
| Paul Tucker | Male | Niwot, CO | 1 |
| Joshua Tueting | Male | Louisville, CO | 2 |
| James Tumber | Male | Denver, CO | 2 |
| Morgan Tuohy | Male | Mammoth Lakes, CA | 1 |
| Tony Turley | Male | Columbia, MO | 1 |
| Iain Turner | Male | Fredericksburg, TX | 1 |
| Sonya Turner | Female | Glenwood Springs, CO | 1 |
| Susanna Turner | Female | Fort Collins, CO | 1 |