Searched 20 events from September 17, 2005 to September 21, 2024
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Eli Keyes | Male | Milwaukee, WI | 1 |
| Tyler Keyworth | Male | Denver, CO | 1 |
| Heather Kilcoyne | Female | Louisville, CO | 1 |
| Jamie Kilcoyne | Male | Louisville, CO | 2 |
| Madison Kile | Female | Boulder, CO | 1 |
| Jason Killgore | Male | Boulder, CO | 3 |
| Yukiko Kimura | Female | 1 | |
| Kirsten Kindt | Female | 3 | |
| Bill Kinter | Male | Boulder, CO | 1 |
| Ryan Kircher | Male | Lakewood, CO | 2 |
| TJ Kirk | Male | Boulder, CO | 1 |
| Corey Kline | Male | Boulder, CO | 5 |
| Laura Kline | Female | Boulder, CO | 1 |
| Kiara Knapp | Female | Boulder, CO | 1 |
| Brenton Knight | Male | Westminster, CO | 2 |
| Tate Knight | Male | Boulder, CO | 4 |
| Benjamin Knurr | Male | 2 | |
| Bryce Knutson | Male | Boulder, CO | 2 |
| Rey Koki | Female | Boulder, CO | 5 |
| Daniel Kopelove | Male | 2 | |
| Colin Korbisch | Male | Boulder, CO | 1 |
| Joseph Kosenski | Male | 1 | |
| Olga Koshkina | Female | 1 | |
| Brook Koski | Female | Longmont, CO | 6 |
| Gabriela Koski | Female | Longmont, CO | 5 |
| Kraig Koski | Male | Longmont, CO | 7 |
| Marissa Koski | Female | 3 | |
| Samantha Koski | Female | Longmont, CO | 5 |
| James Kovacs | Male | 1 | |
| Sarah Krakoff | Female | 1 | |
| Rodger Kram | Male | 1 | |
| Kendra Kreienbrink | Female | Boulder, CO | 2 |
| Anton Krupicka | Male | Boulder, CO | 1 |
| Peter Krzanowsky | Male | Evergreen, CO | 3 |
| Matthew Kwan | Male | Boulder, CO | 2 |
| Dima Kyle | Male | Superior, CO | 1 |
| Renee Labor | Female | 2 | |
| Catie Ladas | Female | Broomfield, CO | 1 |
| Lanny Ladner | Male | Erie, CO | 1 |
| Danielle Lafaille | Female | 1 | |
| Deb LaFauce | Female | Lakewood, CO | 1 |
| Andrew Lainis | Male | 2 | |
| Glenda Lainis | Female | Boulder, CO | 4 |
| Geri Lameman | Female | 1 | |
| Charlie Landherr | Male | 1 | |
| Julien Langou | Male | 1 | |
| Ted Lanzano | Male | Boulder, CO | 2 |
| Melissa Larkin | Female | Golen, CO | 1 |
| Sean Larkin | Male | Golen, CO | 1 |
| Madison Larter | Female | Boulder, CO | 2 |