2015 Pac-12 Conference Leaders Fumbles Lost - Games Lost Only through 01/11/2016
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | California | 5 | 3 | 2 | 66.67 |
| 2 | Stanford | 2 | 4 | 3 | 75.00 |
| 3 | UCLA | 5 | 5 | 3 | 60.00 |
| 3 | USC | 6 | 5 | 3 | 60.00 |
| 3 | Utah | 3 | 5 | 3 | 60.00 |
| 6 | Oregon State | 10 | 8 | 4 | 50.00 |
| 7 | Oregon | 4 | 9 | 3 | 33.33 |
| 8 | Washington | 6 | 10 | 7 | 70.00 |
| 9 | Washington State | 4 | 12 | 9 | 75.00 |
| 10 | Arizona | 6 | 14 | 5 | 35.71 |
| 11 | Arizona State | 7 | 15 | 7 | 46.67 |
| 12 | Colorado | 9 | 17 | 8 | 47.06 |