2020 Pac-12 Conference Leaders Fumbles Lost - Games in December/January Only through 01/11/2021
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | California | 1 | 0 | 0 | 0 |
| 1 | Washington | 1 | 0 | 0 | 0 |
| 3 | USC | 3 | 3 | 0 | 0.00 |
| 4 | Stanford | 3 | 4 | 1 | 25.00 |
| 4 | UCLA | 3 | 4 | 2 | 50.00 |
| 4 | Oregon State | 3 | 4 | 2 | 50.00 |
| 4 | Arizona | 2 | 4 | 4 | 100.00 |
| 4 | Colorado | 3 | 4 | 4 | 100.00 |
| 4 | Washington State | 2 | 4 | 4 | 100.00 |
| 10 | Arizona State | 3 | 5 | 1 | 20.00 |
| 11 | Utah | 3 | 6 | 2 | 33.33 |
| 12 | Oregon | 3 | 8 | 5 | 62.50 |