Searched 27 events from September 24, 1999 to September 26, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Kristina Irvin | Female | Boulder Creek, CA | 1 |
| Scott Irwin | Male | Memphis, TN | 1 |
| Jeff Isbell | Male | Millcreek, UT | 1 |
| Hiroki Ishikawa | Male | 1 | |
| Shinsuke Isomura | Male | Hayama-machi, Japan | 1 |
| Ellen Ives | Female | Utah | 2 |
| Brayden Iwasaki | Male | Salt Lake City, UT | 2 |
| Justin Jablonowski | Male | Bremerton, WA | 1 |
| Ben Jackson | Male | Denver, CO | 1 |
| Tom Jackson | Male | Moses Lake, WA | 2 |
| William Jackson | Male | Salem, MA | 1 |
| Greg Jagielski | Male | Salt Lake City, UT | 2 |
| Wendy Jaglowski | Female | Pocatello, ID | 3 |
| Jason James | Male | Clinton, UT | 1 |
| Mike James | Male | Billings, MT | 1 |
| Steve James | Male | California | 1 |
| Scott Jamie | Male | Colorado | 1 |
| Daniel Jannerstad | Male | Lulea, SWE | 1 |
| Isabella Janovick | Female | Star, ID | 1 |
| Valerie Jar | Female | Salt Lake City, UT | 1 |
| Colleen Jay | Female | Pinnacle, NC | 1 |
| Luke Jay | Male | Littleton, CO | 2 |
| Steven Jeffs | Male | Kaysville, UT | 1 |
| Beat Jegerlehner | Male | California | 2 |
| Denzil Jennings | Male | Gresham, OR | 2 |
| Drew Jennings | Male | Denver, CO | 1 |
| Mariela Jennings | Female | San Diego, CA | 1 |
| Patti Jennings | Female | Kapaa, HI | 1 |
| Andrew Jensen | Male | Taylorsville, UT | 1 |
| Benjamin Jensen | Male | Salt Lake City, UT | 2 |
| Charles Jensen | Male | Boise, ID | 1 |
| Jeff Jensen | Male | Salt Lake City, UT | 1 |
| Ken Jensen | Male | Salt Lake City, UT | 5 |
| Shane Jensen | Male | Ogden, UT | 4 |
| Doug Jenson | Male | Sandy, UT | 1 |
| Jason Jerman | Male | Folsom, CA | 1 |
| Jose Jimenez | Male | Riverton, UT | 1 |
| Jian Jing | Male | Englewood, CO | 1 |
| Kara John | Female | Salt Lake City, UT | 1 |
| Bekah Johnson | Female | Bountiful, UT | 1 |
| Betsy Johnson | Female | Salt Lake City, UT | 1 |
| Brett Johnson | Male | Eagle River, AK | 1 |
| Bryan Johnson | Male | Helena, MT | 1 |
| Christian Johnson | Male | Utah | 2 |
| Clint Johnson | Male | Alpharetta, GA | 1 |
| Cory Johnson | Male | Ogden, UT | 4 |
| Deb Johnson | Female | Shawnee, KS | 1 |
| Eric Johnson | Male | Ogden, UT | 19 |
| Hillary Johnson | Female | Albany, NY | 1 |
| Marco Johnson | Male | 1 |