2021 Pac-12 Conference Leaders Passing Defense - Games in December/January Only through 01/10/2022
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Arizona State | 1 | 15 | 11 | 73.3 | 137 | 9.1 | 1 | 1 | 158.72 | 15.0 | 137.0 |
| 2 | USC | 1 | 21 | 18 | 85.7 | 177 | 8.4 | 0 | 0 | 156.51 | 21.0 | 177.0 |
| 2 | Washington State | 1 | 34 | 18 | 52.9 | 209 | 6.1 | 1 | 1 | 108.40 | 34.0 | 209.0 |
| 2 | Oregon State | 1 | 31 | 18 | 58.1 | 273 | 8.8 | 2 | 2 | 140.43 | 31.0 | 273.0 |
| 5 | California | 1 | 39 | 25 | 64.1 | 265 | 6.8 | 2 | 0 | 138.10 | 39.0 | 265.0 |
| 6 | Oregon | 2 | 51 | 36 | 70.6 | 412 | 8.1 | 4 | 2 | 156.49 | 25.5 | 206.0 |
| 7 | Utah | 2 | 71 | 50 | 70.4 | 720 | 10.1 | 6 | 3 | 175.04 | 35.5 | 360.0 |