2021 Mountain West Conference Leaders Fumbles Lost - Games Lost Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Nevada | 5 | 4 | 1 | 25.00 |
| 2 | Air Force | 3 | 5 | 2 | 40.00 |
| 3 | Boise State | 5 | 9 | 4 | 44.44 |
| 4 | Colorado State | 9 | 14 | 7 | 50.00 |
| 5 | Hawai'i | 7 | 7 | 4 | 57.14 |
| 5 | Wyoming | 6 | 7 | 4 | 57.14 |
| 7 | Utah State | 3 | 5 | 3 | 60.00 |
| 7 | San Jose State | 7 | 15 | 9 | 60.00 |
| 9 | New Mexico | 9 | 17 | 11 | 64.71 |
| 10 | Fresno State | 3 | 7 | 5 | 71.43 |
| 11 | San Diego State | 2 | 4 | 3 | 75.00 |
| 11 | UNLV | 10 | 8 | 6 | 75.00 |