2018 Mountain West Conference Leaders Fumbles Lost - Games Lost Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Fresno State | 2 | 3 | 0 | 0.00 |
| 2 | Utah State | 2 | 2 | 1 | 50.00 |
| 3 | Hawai'i | 6 | 6 | 2 | 33.33 |
| 3 | Boise State | 3 | 7 | 2 | 28.57 |
| 5 | Air Force | 7 | 5 | 3 | 60.00 |
| 5 | Wyoming | 6 | 5 | 3 | 60.00 |
| 5 | UNLV | 8 | 10 | 3 | 30.00 |
| 8 | San Diego State | 6 | 8 | 4 | 50.00 |
| 9 | Nevada | 5 | 8 | 5 | 62.50 |
| 9 | Colorado State | 9 | 10 | 5 | 50.00 |
| 11 | New Mexico | 9 | 13 | 6 | 46.15 |
| 11 | San Jose State | 11 | 14 | 6 | 42.86 |