Searched 30 events from July 10, 1992 to July 11, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Hal Koerner | Male | Washington | 2 |
| John Koester | Male | Modesto, CA | 1 |
| Cory Kohm | Male | Whitefish, MT | 1 |
| Jayson Kolb | Male | Weehawken, NJ | 1 |
| Chuck Konopa | Male | Salt Lake City, UT | 1 |
| Jason Koop | Male | Colorado Springs, CO | 3 |
| Kelly Korevec | Male | California | 1 |
| Dana Kracaw | Female | Boulder, CO | 1 |
| Shawn Krause | Male | Lutherville, MD | 5 |
| Flora Krivak-Tetley | Female | Hawaii | 1 |
| Alfred Kroeger | Male | Colorado | 3 |
| Chuck Kroger | Male | Colorado | 6 |
| Scott Kuhn | Male | Durango, CO | 3 |
| Deby Kumasaka | Female | Edmonds, WA | 2 |
| Andy Kumeda | Male | Sierra Madre, CA | 1 |
| Larry Kundrik | Male | United States | 4 |
| Jack Kurisky | Male | Burke, VA | 5 |
| Pasi Kurkilahti | Male | 1 | |
| Nathan Kurz | Male | Allensbach, DEU | 1 |
| Chris Labbe | Male | Colorado | 1 |
| Ginny LaForme | Female | New Mexico | 3 |
| Robert Lalus | Male | Renton, WA | 4 |
| Michael Lamond | Male | Leadville, CO | 1 |
| Kelly Lance | Male | Pocatello, ID | 3 |
| Ilaria Lancia | Female | Milan, Italy | 1 |
| Christian Landresse | Male | Luxembourg, Luxembourg | 1 |
| Tim Laney | Male | Bath, United Kingdom | 1 |
| Mark Lange | Male | Colorado | 3 |
| Barrett Langton | Male | Denver, CO | 1 |
| Aliza Lapierre | Female | Richmond, VT | 1 |
| Andrew Lapkass | Male | Colorado | 1 |
| Valeria La Rosa | Female | Wayzata, MN | 1 |
| David Larsen | Male | Newport, OR | 5 |
| Lew Larson | Male | Colorado | 1 |
| Ryan Larson | Male | Steamboat Springs, CO | 1 |
| Chad Lasater | Male | Sugar Land, TX | 1 |
| Bill Laster | Male | Arkansas | 1 |
| Sarah Lavender Smith | Female | Telluride, CO | 1 |
| Peter Lawson | Male | Claremont, CA | 3 |
| Joseph Lea | Male | North Carolina | 2 |
| Damon Lease | Male | Vermont | 1 |
| Chip Lee | Male | Colorado | 3 |
| Eric Lee | Male | Boulder, CO | 3 |
| Ken Legg | Male | North Vancouver, BC | 2 |
| Helder Lemos | Male | Amadora, Portugal | 1 |
| Kenneth Letterle | Male | Houston, TX | 1 |
| Daniel Levy | Male | France | 1 |
| Benjamin Lewis | Male | Salt Lake City, UT | 1 |
| Bethany Lewis | Female | Salt Lake City, UT | 1 |
| Suzanne Lewis | Female | Salt Lake City, UT | 2 |