2015 Pac-12 Conference Leaders Fumbles Lost - Games in November Only through 01/11/2016
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | California | 4 | 1 | 1 | 100.00 |
| 1 | Arizona | 3 | 4 | 1 | 25.00 |
| 3 | Oregon State | 4 | 3 | 2 | 66.67 |
| 3 | Oregon | 4 | 3 | 2 | 66.67 |
| 3 | Arizona State | 4 | 4 | 2 | 50.00 |
| 3 | Stanford | 4 | 5 | 2 | 40.00 |
| 3 | USC | 4 | 6 | 2 | 33.33 |
| 3 | Colorado | 4 | 7 | 2 | 28.57 |
| 9 | UCLA | 4 | 6 | 3 | 50.00 |
| 10 | Washington | 4 | 8 | 4 | 50.00 |
| 11 | Washington State | 4 | 7 | 5 | 71.43 |
| 12 | Utah | 4 | 12 | 7 | 58.33 |