2020 Pac-12 Conference Leaders Opponent Penalties - Games in November Only through 01/11/2021
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Arizona | 3 | 23 | 199 | 7.7 | 66.3 |
| 1 | Colorado | 3 | 23 | 183 | 7.7 | 61.0 |
| 3 | Oregon | 4 | 29 | 262 | 7.3 | 65.5 |
| 3 | UCLA | 4 | 29 | 242 | 7.3 | 60.5 |
| 5 | California | 3 | 18 | 172 | 6.0 | 57.3 |
| 5 | Oregon State | 4 | 24 | 189 | 6.0 | 47.3 |
| 7 | USC | 3 | 17 | 166 | 5.7 | 55.3 |
| 8 | Utah | 2 | 11 | 100 | 5.5 | 50.0 |
| 9 | Arizona State | 1 | 5 | 59 | 5.0 | 59.0 |
| 9 | Washington | 3 | 15 | 120 | 5.0 | 40.0 |
| 11 | Stanford | 3 | 14 | 119 | 4.7 | 39.7 |
| 12 | Washington State | 2 | 8 | 82 | 4.0 | 41.0 |