2019 Pac-12 Conference Leaders Opponent Penalties - Games vs. Non-Conference Teams Only through 01/13/2020
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | California | 4 | 32 | 299 | 8.0 | 74.8 |
| 1 | Oregon | 4 | 32 | 272 | 8.0 | 68.0 |
| 3 | Arizona State | 4 | 31 | 269 | 7.8 | 67.3 |
| 4 | Stanford | 3 | 27 | 234 | 9.0 | 78.0 |
| 5 | Washington State | 4 | 24 | 162 | 6.0 | 40.5 |
| 6 | UCLA | 3 | 20 | 163 | 6.7 | 54.3 |
| 6 | USC | 4 | 20 | 158 | 5.0 | 39.5 |
| 6 | Washington | 4 | 20 | 158 | 5.0 | 39.5 |
| 9 | Arizona | 3 | 18 | 129 | 6.0 | 43.0 |
| 9 | Utah | 4 | 18 | 156 | 4.5 | 39.0 |
| 11 | Oregon State | 3 | 17 | 161 | 5.7 | 53.7 |
| 11 | Colorado | 3 | 17 | 159 | 5.7 | 53.0 |