2015 Pac-12 Conference Leaders Passing Defense - Games vs. Unranked Teams Only (AP Poll) through 01/11/2016
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oregon State | 8 | 276 | 185 | 67.0 | 2165 | 7.8 | 20 | 6 | 152.48 | 34.5 | 270.6 |
| 2 | USC | 8 | 305 | 182 | 59.7 | 1947 | 6.4 | 10 | 9 | 118.22 | 38.1 | 243.4 |
| 3 | California | 10 | 335 | 199 | 59.4 | 2605 | 7.8 | 15 | 11 | 132.93 | 33.5 | 260.5 |
| 4 | Colorado | 10 | 361 | 208 | 57.6 | 2356 | 6.5 | 18 | 11 | 122.80 | 36.1 | 235.6 |
| 5 | Washington | 10 | 364 | 211 | 58.0 | 2228 | 6.1 | 7 | 13 | 108.60 | 36.4 | 222.8 |
| 6 | Stanford | 10 | 378 | 215 | 56.9 | 2415 | 6.4 | 14 | 7 | 119.07 | 37.8 | 241.5 |
| 7 | Washington State | 11 | 384 | 247 | 64.3 | 2690 | 7.0 | 11 | 11 | 126.88 | 34.9 | 244.5 |
| 8 | Arizona | 11 | 389 | 235 | 60.4 | 3012 | 7.7 | 23 | 10 | 139.82 | 35.4 | 273.8 |
| 9 | Oregon | 9 | 405 | 250 | 61.7 | 2861 | 7.1 | 24 | 10 | 135.69 | 45.0 | 317.9 |
| 10 | UCLA | 11 | 415 | 240 | 57.8 | 2401 | 5.8 | 15 | 11 | 113.06 | 37.7 | 218.3 |
| 11 | Utah | 11 | 418 | 224 | 53.6 | 2899 | 6.9 | 18 | 17 | 117.92 | 38.0 | 263.5 |
| 12 | Arizona State | 11 | 439 | 245 | 55.8 | 3780 | 8.6 | 29 | 14 | 143.55 | 39.9 | 343.6 |