2020 Pac-12 Conference Leaders Opponent First Downs - Games in December/January Only through 01/11/2021
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | California | 1 | 8 | 9 | 2 | 19 | 19.0 |
| 2 | Arizona | 2 | 18 | 13 | 4 | 35 | 17.5 |
| 3 | Washington | 1 | 9 | 14 | 0 | 23 | 23.0 |
| 4 | Arizona State | 3 | 37 | 24 | 4 | 65 | 21.7 |
| 5 | Washington State | 2 | 10 | 26 | 2 | 38 | 19.0 |
| 6 | Oregon State | 3 | 32 | 28 | 3 | 63 | 21.0 |
| 6 | Stanford | 3 | 38 | 28 | 2 | 68 | 22.7 |
| 8 | Utah | 3 | 16 | 30 | 8 | 54 | 18.0 |
| 9 | USC | 3 | 26 | 31 | 6 | 63 | 21.0 |
| 9 | Colorado | 3 | 32 | 31 | 8 | 71 | 23.7 |
| 11 | Oregon | 3 | 23 | 37 | 8 | 68 | 22.7 |
| 12 | UCLA | 3 | 28 | 47 | 4 | 79 | 26.3 |