2021 Mountain West Conference Leaders Fumbles Lost - Games in December/January Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Fresno State | 1 | 0 | 0 | 0 |
| 1 | Nevada | 1 | 0 | 0 | 0 |
| 3 | Air Force | 1 | 1 | 0 | 0.00 |
| 3 | Wyoming | 1 | 1 | 0 | 0.00 |
| 5 | Utah State | 2 | 2 | 1 | 50.00 |
| 6 | San Diego State | 2 | 3 | 2 | 66.67 |