2017 Pac-12 Conference Leaders Fumbles Lost - Games vs. FBS Teams With Non-Winning Record Only through 01/08/2018
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | UCLA | 3 | 4 | 1 | 25.00 |
| 1 | Colorado | 4 | 4 | 1 | 25.00 |
| 1 | Stanford | 4 | 4 | 1 | 25.00 |
| 1 | Oregon | 4 | 8 | 2 | 25.00 |
| 5 | California | 5 | 6 | 2 | 33.33 |
| 6 | USC | 5 | 8 | 3 | 37.50 |
| 7 | Washington | 5 | 5 | 2 | 40.00 |
| 7 | Utah | 4 | 10 | 4 | 40.00 |
| 9 | Oregon State | 3 | 5 | 3 | 60.00 |
| 10 | Washington State | 4 | 8 | 5 | 62.50 |
| 11 | Arizona State | 4 | 3 | 2 | 66.67 |
| 12 | Arizona | 5 | 2 | 2 | 100.00 |