2021 Pac-12 Conference Leaders Opponent Penalties - Games Won Only through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Oregon | 10 | 78 | 598 | 7.8 | 59.8 |
| 2 | Utah | 10 | 72 | 611 | 7.2 | 61.1 |
| 3 | Arizona State | 8 | 49 | 462 | 6.1 | 57.8 |
| 4 | Oregon State | 7 | 48 | 389 | 6.9 | 55.6 |
| 5 | UCLA | 8 | 44 | 312 | 5.5 | 39.0 |
| 6 | Washington State | 7 | 40 | 275 | 5.7 | 39.3 |
| 7 | USC | 4 | 36 | 363 | 9.0 | 90.8 |
| 8 | Colorado | 4 | 30 | 271 | 7.5 | 67.8 |
| 9 | Washington | 4 | 28 | 216 | 7.0 | 54.0 |
| 9 | California | 5 | 28 | 198 | 5.6 | 39.6 |
| 11 | Stanford | 3 | 26 | 276 | 8.7 | 92.0 |
| 12 | Arizona | 1 | 7 | 53 | 7.0 | 53.0 |