2021 Pac-12 Conference Leaders Fumbles Lost - Games vs. FBS (I-A) Teams Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | California | 11 | 6 | 2 | 33.33 |
| 2 | Colorado | 11 | 8 | 4 | 50.00 |
| 2 | Arizona | 11 | 10 | 4 | 40.00 |
| 4 | Washington State | 12 | 11 | 5 | 45.45 |
| 5 | UCLA | 12 | 11 | 6 | 54.55 |
| 5 | Oregon State | 12 | 13 | 6 | 46.15 |
| 5 | Oregon | 13 | 14 | 6 | 42.86 |
| 5 | Utah | 13 | 18 | 6 | 33.33 |
| 9 | USC | 12 | 9 | 7 | 77.78 |
| 9 | Stanford | 12 | 11 | 7 | 63.64 |
| 9 | Washington | 11 | 14 | 7 | 50.00 |
| 12 | Arizona State | 12 | 14 | 10 | 71.43 |