2017 Pac-12 Conference Leaders Passing Defense - Games in December/January Only through 01/08/2018
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UCLA | 1 | 17 | 10 | 58.8 | 79 | 4.6 | 1 | 1 | 105.50 | 17.0 | 79.0 |
| 1 | Utah | 1 | 30 | 10 | 33.3 | 124 | 4.1 | 1 | 2 | 65.72 | 30.0 | 124.0 |
| 1 | Arizona State | 1 | 29 | 24 | 82.8 | 318 | 11.0 | 1 | 0 | 186.25 | 29.0 | 318.0 |
| 4 | USC | 2 | 39 | 21 | 53.8 | 306 | 7.8 | 2 | 0 | 136.68 | 19.5 | 153.0 |
| 4 | Washington | 1 | 41 | 32 | 78.0 | 342 | 8.3 | 2 | 2 | 154.45 | 41.0 | 342.0 |
| 4 | Oregon | 1 | 43 | 23 | 53.5 | 369 | 8.6 | 2 | 2 | 131.62 | 43.0 | 369.0 |
| 7 | Washington State | 1 | 22 | 13 | 59.1 | 213 | 9.7 | 3 | 1 | 176.33 | 22.0 | 213.0 |
| 8 | Arizona | 1 | 53 | 33 | 62.3 | 396 | 7.5 | 4 | 1 | 146.16 | 53.0 | 396.0 |
| 9 | Stanford | 2 | 65 | 45 | 69.2 | 666 | 10.2 | 5 | 2 | 174.53 | 32.5 | 333.0 |