2021 Pac-12 Conference Leaders Fumbles Lost - Games in November Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | USC | 3 | 0 | 0 | 0 |
| 2 | Arizona | 4 | 5 | 1 | 20.00 |
| 3 | Utah | 4 | 4 | 1 | 25.00 |
| 4 | Colorado | 4 | 3 | 1 | 33.33 |
| 4 | Oregon State | 4 | 3 | 1 | 33.33 |
| 6 | UCLA | 3 | 2 | 1 | 50.00 |
| 6 | Washington State | 3 | 2 | 1 | 50.00 |
| 6 | Arizona State | 4 | 4 | 2 | 50.00 |
| 6 | Oregon | 4 | 4 | 2 | 50.00 |
| 6 | Washington | 4 | 6 | 3 | 50.00 |
| 11 | Stanford | 4 | 5 | 4 | 80.00 |
| 12 | California | 3 | 1 | 1 | 100.00 |