2019 Mountain West Conference Leaders Fumbles Lost - Games in August/September Only through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | New Mexico | 4 | 2 | 1 | 50.00 |
| 1 | Wyoming | 5 | 3 | 1 | 33.33 |
| 1 | San Diego State | 4 | 5 | 1 | 20.00 |
| 4 | San Jose State | 4 | 5 | 2 | 40.00 |
| 5 | UNLV | 4 | 5 | 3 | 60.00 |
| 5 | Utah State | 4 | 5 | 3 | 60.00 |
| 5 | Boise State | 4 | 10 | 3 | 30.00 |
| 8 | Fresno State | 4 | 7 | 5 | 71.43 |
| 8 | Nevada | 5 | 8 | 5 | 62.50 |
| 8 | Air Force | 4 | 9 | 5 | 55.56 |
| 11 | Hawai'i | 5 | 8 | 6 | 75.00 |
| 12 | Colorado State | 5 | 12 | 9 | 75.00 |