2018 Pac-12 Conference Leaders Penalties - Games in December/January Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Oregon | 1 | 2 | 15 | 2.0 | 15.0 |
| 2 | Arizona State | 1 | 3 | 20 | 3.0 | 20.0 |
| 3 | California | 2 | 6 | 50 | 3.0 | 25.0 |
| 4 | Utah | 1 | 4 | 35 | 4.0 | 35.0 |
| 5 | Stanford | 2 | 11 | 81 | 5.5 | 40.5 |
| 6 | Washington | 1 | 6 | 46 | 6.0 | 46.0 |
| 7 | Washington State | 1 | 6 | 65 | 6.0 | 65.0 |