2019 Pac-12 Conference Leaders Fumbles Lost - Games vs. FBS (I-A) Teams Only through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | California | 12 | 7 | 1 | 14.29 |
| 2 | Oregon State | 11 | 6 | 2 | 33.33 |
| 3 | Colorado | 12 | 11 | 3 | 27.27 |
| 4 | Stanford | 12 | 7 | 5 | 71.43 |
| 4 | Oregon | 13 | 12 | 5 | 41.67 |
| 6 | Arizona | 11 | 9 | 6 | 66.67 |
| 6 | Washington | 12 | 12 | 6 | 50.00 |
| 8 | Utah | 13 | 11 | 8 | 72.73 |
| 9 | Washington State | 12 | 12 | 9 | 75.00 |
| 9 | Arizona State | 12 | 17 | 9 | 52.94 |
| 11 | UCLA | 12 | 17 | 10 | 58.82 |
| 12 | USC | 13 | 22 | 11 | 50.00 |