2021 Mountain West Conference Leaders Fumbles Lost - Games vs. FBS Teams With Non-Winning Record Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Boise State | 2 | 1 | 0 | 0.00 |
| 1 | Air Force | 6 | 5 | 0 | 0.00 |
| 3 | Nevada | 6 | 5 | 1 | 20.00 |
| 4 | Colorado State | 4 | 4 | 1 | 25.00 |
| 5 | Wyoming | 7 | 7 | 2 | 28.57 |
| 6 | Utah State | 6 | 8 | 3 | 37.50 |
| 7 | New Mexico | 3 | 8 | 4 | 50.00 |
| 7 | San Jose State | 5 | 12 | 6 | 50.00 |
| 9 | Hawai'i | 5 | 11 | 6 | 54.55 |
| 10 | San Diego State | 6 | 9 | 5 | 55.56 |
| 11 | UNLV | 3 | 4 | 3 | 75.00 |
| 12 | Fresno State | 5 | 5 | 4 | 80.00 |