2017 Pac-12 Conference Leaders Passing Defense - Games vs. Ranked Teams Only (AP Poll) through 01/08/2018
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | USC | 4 | 89 | 45 | 50.6 | 598 | 6.7 | 6 | 0 | 129.25 | 22.3 | 149.5 |
| 2 | Washington State | 5 | 116 | 67 | 57.8 | 812 | 7.0 | 5 | 4 | 123.88 | 23.2 | 162.4 |
| 3 | Colorado | 2 | 55 | 32 | 58.2 | 489 | 8.9 | 3 | 1 | 147.22 | 27.5 | 244.5 |
| 4 | Utah | 3 | 109 | 66 | 60.6 | 900 | 8.3 | 5 | 0 | 145.05 | 36.3 | 300.0 |
| 5 | Oregon | 3 | 90 | 55 | 61.1 | 829 | 9.2 | 8 | 4 | 158.92 | 30.0 | 276.3 |
| 6 | UCLA | 4 | 103 | 65 | 63.1 | 919 | 8.9 | 8 | 4 | 155.91 | 25.8 | 229.8 |
| 7 | Arizona State | 4 | 118 | 75 | 63.6 | 896 | 7.6 | 5 | 0 | 141.32 | 29.5 | 224.0 |
| 8 | Oregon State | 3 | 103 | 66 | 64.1 | 762 | 7.4 | 7 | 3 | 142.82 | 34.3 | 254.0 |
| 9 | California | 3 | 106 | 70 | 66.0 | 623 | 5.9 | 5 | 2 | 127.21 | 35.3 | 207.7 |
| 10 | Stanford | 5 | 143 | 95 | 66.4 | 1433 | 10.0 | 11 | 6 | 167.60 | 28.6 | 286.6 |
| 11 | Washington | 2 | 68 | 48 | 70.6 | 553 | 8.1 | 2 | 2 | 142.73 | 34.0 | 276.5 |
| 12 | Arizona | 1 | 26 | 20 | 76.9 | 311 | 12.0 | 2 | 1 | 195.09 | 26.0 | 311.0 |