Searched 15 events from July 25, 2015 to July 27, 2024
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Jason Brooks | Male | Buena Vista, CO | 1 |
| Mark Brooks | Male | Flat Rock, AL | 1 |
| Nathan Brooks | Male | Barrie, ON | 1 |
| Cecily Broomfield | Female | Fort Collins, CO | 1 |
| Robert Broomfield | Male | Fort Collins, CO | 4 |
| Daniel Brostella | Male | Panama, Panama | 1 |
| Chad Brower | Male | Harrisburg, SD | 1 |
| David Brown | Male | Boerne, TX | 1 |
| Jed Brown | Male | Boulder, CO | 1 |
| Lee Brown | Male | Loveland, CO | 1 |
| Mike Brown | Male | Clarksville, AR | 1 |
| Duncan Browne | Male | Loveland, CO | 2 |
| Tj Brumme | Male | Englewood, CO | 1 |
| Benjamin Bruno | Male | McCall, ID | 1 |
| Ginger Bruns | Female | Denver, CO | 1 |
| Patty Bryant | Female | Santa Barbara, CA | 1 |
| Dom Bubri | Male | Arvada, CO | 1 |
| Mark Buchanan | Male | Craig, CO | 1 |
| Amanda Buchholtz | Female | Denver, CO | 1 |
| Annika Buck Ahmed | Female | Fort Collins, CO | 2 |
| Emily Buckley | Female | Highlands Ranch, CO | 1 |
| Marc Buffington | Male | Fort Collins, CO | 3 |
| Thomas Bukowski | Male | San Francisco, CA | 1 |
| Aaron Buley | Male | Flower Mound, TX | 1 |
| Joanna Buley | Female | Flower Mound, TX | 1 |
| Jason Bulger | Male | Colorado SPGS, CO | 1 |
| Jason Bull | Male | Arvada, CO | 1 |
| Danny Bundrock | Male | Fort Collins, CO | 9 |
| Ryan Burch | Male | Loveland, CO | 3 |
| Scott Burd | Male | Boulder, CO | 1 |
| Joe Burleson | Male | Erie, CO | 1 |
| Travis Burmaster | Male | Broomfield, CO | 1 |
| Jeremy Burmeister | Male | Greeley, CO | 1 |
| Geoffrey Burns | Male | Colorado Springs, CO | 1 |
| Kristy Burns | Female | Middlebury, VT | 1 |
| Liam Burns | Male | Denver, CO | 1 |
| Sara Burton | Female | Colorado Springs, CO | 1 |
| Justin Busch | Male | Golden, CO | 1 |
| Christie Buse | Female | Louisville, CO | 1 |
| Timothy Buse | Male | Boulder, CO | 1 |
| Stephen Bush | Male | Austin, TX | 1 |
| Jasper Bushman | Male | Bloomington, MN | 1 |
| Dan Busse | Male | Boulder, CO | 1 |
| Ben Butcher | Male | Williamsburg, VA | 1 |
| Zachary Butler | Male | Boise, ID | 1 |
| Stephen Byers | Male | Berthoud, CO | 2 |
| Jorge Caardo | Male | Boulder, CO | 1 |
| Lisa Cabiles | Female | Richland, WA | 1 |
| Molly Cain | Female | Fort Collins, CO | 2 |
| Scott Callahan | Male | Colorado Springs, CO | 1 |