2019 Mountain West Conference Leaders Fumbles Lost - Games vs. Unranked Teams Only (AP Poll) through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | San Diego State | 13 | 6 | 2 | 33.33 |
| 2 | Wyoming | 11 | 9 | 5 | 55.56 |
| 2 | San Jose State | 10 | 12 | 5 | 41.67 |
| 4 | UNLV | 11 | 14 | 6 | 42.86 |
| 5 | Fresno State | 10 | 13 | 7 | 53.85 |
| 5 | New Mexico | 9 | 16 | 7 | 43.75 |
| 7 | Hawai'i | 12 | 11 | 8 | 72.73 |
| 7 | Utah State | 10 | 15 | 8 | 53.33 |
| 7 | Boise State | 13 | 18 | 8 | 44.44 |
| 10 | Nevada | 12 | 18 | 9 | 50.00 |
| 11 | Air Force | 11 | 20 | 10 | 50.00 |
| 12 | Colorado State | 10 | 18 | 12 | 66.67 |