2018 Pac-12 Conference Leaders Fumbles Lost - Games vs. FBS non-Power 5 Conference Teams Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Arizona | 2 | 1 | 0 | 0.00 |
| 1 | Stanford | 2 | 1 | 0 | 0.00 |
| 1 | Oregon State | 1 | 1 | 1 | 100.00 |
| 1 | Washington State | 2 | 1 | 1 | 100.00 |
| 5 | Arizona State | 3 | 2 | 0 | 0.00 |
| 5 | Oregon | 2 | 2 | 1 | 50.00 |
| 5 | Washington | 1 | 2 | 1 | 50.00 |
| 5 | California | 1 | 2 | 2 | 100.00 |
| 5 | USC | 2 | 2 | 2 | 100.00 |
| 10 | Colorado | 1 | 3 | 1 | 33.33 |
| 11 | UCLA | 2 | 4 | 2 | 50.00 |
| 11 | Utah | 2 | 4 | 3 | 75.00 |