Searched 8 events from October 21, 2017 to October 19, 2024
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Chip Blakely | Male | Superior, CO | 1 |
| Lauren Blanchette | Female | Littleton, CO | 1 |
| Mikkela Blanton | Female | Boulder, CO | 1 |
| Dudley Blauwet | Male | Louisville, CO | 1 |
| Ryan Blessing | Male | Denver, CO | 1 |
| Christopher Blevens | Male | Fort Collins, CO | 1 |
| Rebecca Blumberg | Female | Fort Collins, CO | 1 |
| Veronica Bocharova | Female | Fort Myers, FL | 1 |
| Taylor Bodin | Male | Estes Park, CO | 1 |
| Lesley Bodley | Female | Fort Collins, CO | 1 |
| Michael Bolt | Male | Hendersonville, TN | 1 |
| Angela Boltjes | Female | Fort Collins, CO | 1 |
| Amelia Boone | Female | Golden, CO | 1 |
| Monica Borges | Female | Fort Collins, CO | 1 |
| Kay Borleis | Female | Boulder, CO | 1 |
| Susan Bott | Female | Windsor, CO | 3 |
| Colette Boulet | Female | Flagstaff, AZ | 1 |
| Stephanie Bourdon | Female | Berthoud, CO | 1 |
| Chad Bowman | Male | Fort Collins, CO | 1 |
| Alec Boyd | Male | United Kingdom | 1 |
| David Boyd | Male | Fort Collins, CO | 1 |
| Samuel Boyer Groff | Male | Berthoud, CO | 1 |
| Hayden Boyle | Male | Windsor, CO | 1 |
| Ron Boyle | Male | Greeley, CO | 2 |
| Matty Boyles | Male | Loveland, CO | 2 |
| Ryan Brackley | Male | Boulder, CO | 1 |
| Addie Bracy | Female | Longmont, CO | 2 |
| Jeremy Bradford | Male | Denver, CO | 1 |
| Sean Bradley | Male | Fort Collins, CO | 1 |
| William Bradley | Male | Loveland, CO | 2 |
| Wes Bradshaw | Male | Fort Collins, CO | 2 |
| Chris Branchflower | Male | Fort Collins, CO | 1 |
| Karen Brandenburg | Female | Denver, CO | 1 |
| Jennifer Brandon | Female | Boulder, CO | 1 |
| Kimberly Brandon | Female | Colorado Springs, CO | 1 |
| Justin Brant | Male | Boulder, CO | 1 |
| Alex Breeden | Male | Fort Collins, CO | 1 |
| Jackson Brill | Male | Boulder, CO | 1 |
| Blaise Brochard | Male | New York, NY | 3 |
| Elise Broderick | Female | Durango, CO | 1 |
| Brian Brooks | Male | Golden, CO | 1 |
| Nico Brooks | Male | Boulder, CO | 1 |
| Mindy Brooksby | Female | Vernal, UT | 1 |
| Robert Broomfield | Male | Fort Collins, CO | 2 |
| Timothy Brosious | Male | Broomfield, CO | 1 |
| Michael Brothers | Male | Fort Collins, CO | 1 |
| Zach Broughton | Male | Greeley, CO | 1 |
| Brenda Brown | Female | Windsor, CO | 1 |
| Hattie Brown | Female | Denver, CO | 1 |
| Jeremy Brown | Male | Berthoud, CO | 1 |