Searched 9 events from October 21, 2017 to October 18, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Chris Babal | Male | Madison, WI | 1 |
| Jackson Bacilek | Male | Saint Louis, MO | 1 |
| Brannic Bailey | Male | Fort Collins, CO | 1 |
| Doug Baker | Male | Laramie, WY | 1 |
| Kevin Baker | Male | Highlands Ranch, CO | 1 |
| Sean Baker | Male | Fort Collins, CO | 1 |
| Karthik Balakrishnan | Male | Boulder, CO | 1 |
| Ryan Ballantine | Male | Fort Collins, CO | 1 |
| Ben Banet | Male | Fort Collins, CO | 1 |
| Dawn Banka | Female | Louisville, CO | 1 |
| Collin Bantle | Male | Fort Collins, CO | 2 |
| Laura Bantle | Female | Fort Collins, CO | 1 |
| Melissa Barber | Female | Golden, CO | 1 |
| Audrey Barnett | Female | Denver, CO | 1 |
| Sydni Barnhart | Female | Timnath, CO | 1 |
| Rudi Barone III | Male | Broomfield, CO | 1 |
| Ben Barthel | Male | Broomfield, CO | 1 |
| Mickey Bartkowiak | Male | Fort Collins, CO | 1 |
| Caitlin Bartkus | Female | Fort Collins, CO | 1 |
| Nicole Bartron | Female | Fort Collins, CO | 1 |
| Cynthia Bass | Female | Fort Collins, CO | 1 |
| Suzanne Batiste | Female | Boulder, CO | 1 |
| James Bauer | Male | Golden, United States | 1 |
| Patrick Baxter | Male | Austin, TX | 1 |
| Jordan Bayless | Male | Colorado Springs, CO | 1 |
| Carla Bayne | Female | Laramie, WY | 1 |
| Ryan Beach | Male | Westminster, CO | 1 |
| Heidi Beauchamp | Female | Lakewood, CO | 1 |
| Lisa Bebell | Female | Boston, MA | 1 |
| Jacob Bebo | Male | Berthoud, CO | 7 |
| Ben Bechard | Male | Almont, CO | 1 |
| Micah Bechard | Male | Parker, CO | 3 |
| William Becker | Male | Fort Collins, CO | 1 |
| Lois Beckmen | Female | Minneapolis, MN | 1 |
| John Beddard | Male | Longmont, CO | 1 |
| Lindsey Beddard | Female | Longmont, CO | 1 |
| Matt Begeman | Male | Fort Collins, CO | 1 |
| Edmon Belisario | Male | Colorado Springs, CO | 1 |
| Justin Bell | Male | Fort Collins, CO | 1 |
| Lauren Bell | Female | Denver, CO | 1 |
| Christian Benavides | Male | Lakewood, CO | 1 |
| Trinity Bender | Female | Fort Collins, CO | 1 |
| Emma Bennett | Female | Littleton, CO | 1 |
| Julie Benoit | Female | Longmont, CO | 1 |
| Tim Benson | Male | Colorado Springs, CO | 1 |
| Diane Bergstedt | Female | Fort Collins, CO | 1 |
| Jon Berry | Male | Loveland, CO | 1 |
| Ken Bess | Male | Oregon, OH | 1 |
| Nicole Betz | Female | Denver, CO | 1 |
| Shyam Bevinamara | Male | Parker, CO | 1 |