Searched 16 events from May 13, 2017 to May 11, 2024
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Billie Inman | Female | Rapid City, SD | 1 |
| Marianna Inslee | Female | Fort Collins, CO | 3 |
| Debbie Isen | Female | Fort Collins, CO | 1 |
| Autumn Isleib | Female | Breckenridge, CO | 1 |
| Alice Isom | Female | Windsor, CO | 1 |
| Brandon Ivey | Male | Longmont, CO | 1 |
| Amelia Jackson | Female | Denver, CO | 1 |
| Katie Jackson | Female | Livermore, CO | 1 |
| Rod Jacobs | Male | Monument, CO | 1 |
| Brandon James | Male | Fort Collins, CO | 1 |
| Amanda Jamrogiewicz | Female | Aurora, CO | 1 |
| Brian Janssen | Male | Thornton, CO | 1 |
| Clark Janssen | Male | Loveland, CO | 1 |
| Michael Jarrett | Male | Aurora, CO | 1 |
| Becca Jay | Female | Littleton, CO | 1 |
| Nick Jenson | Male | Littleton, CO | 1 |
| Paul Jesse | Male | Highlands Ranch, CO | 1 |
| Gonzo Jimenez | Male | Aurora, CO | 1 |
| Allison Johanson | Female | Louisville, CO | 1 |
| Colin Johnson | Male | Denver, CO | 1 |
| David Johnson | Male | Fort Collins, CO | 1 |
| John Johnson | Male | Lincoln, NE | 1 |
| Katelyn Johnson | Female | Fort Collins, CO | 1 |
| Lexa Johnson | Female | Littleton, CO | 1 |
| Lynette Johnson | Female | Fort Collins, CO | 1 |
| Sarah Johnson | Female | Nederland, CO | 1 |
| Tricia Johnson | Female | Lakeville, MN | 1 |
| Joe Johnston | Male | Casper, WY | 1 |
| Rachel Johnston | Female | Laramie, WY | 1 |
| Cody Jones | Male | Kansas City, KS | 1 |
| Daniel Jones | Male | Fort Collins, CO | 1 |
| Joe Jones | Male | Denver, CO | 1 |
| Josephine Jones | Female | Lakewood, CO | 2 |
| Katie Jones | Female | Loveland, CO | 4 |
| Spring Jones | Female | Green River, WY | 2 |
| Tina Jones | Female | Fort Collins, CO | 1 |
| Zach Jones | Male | Colorado Springs, CO | 1 |
| Gabe Joyes | Male | Lander, WY | 3 |
| Andy Joynt | Male | Iowa City, IA | 2 |
| David Jurek | Male | Homewood, IL | 1 |
| Chris Justice | Male | Boulder, CO | 1 |
| Aashish Kabra | Male | San Antonio, TX | 1 |
| Paul Kacsmar | Male | Longmont, CO | 2 |
| Joshua Kail | Male | Denver, CO | 1 |
| Olivia Kail | Female | Denver, CO | 3 |
| Tyler Kaley | Male | Denver, CO | 2 |
| Justin Kallal | Male | Cheyenne, WY | 2 |
| Benjamin Kammin | Male | Boulder, CO | 3 |
| Johnathan Karol | Male | Sturgis, SD | 1 |
| Adam Kasparek | Male | Sioux Falls, SD | 1 |