2015 Pac-12 Conference Leaders Passing Defense - Games vs. Conference Teams Only through 01/11/2016
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UCLA | 9 | 333 | 192 | 57.7 | 1930 | 5.8 | 15 | 9 | 115.81 | 37.0 | 214.4 |
| 2 | Utah | 9 | 322 | 174 | 54.0 | 2265 | 7.0 | 13 | 14 | 117.75 | 35.8 | 251.7 |
| 3 | Washington | 9 | 301 | 174 | 57.8 | 2068 | 6.9 | 9 | 11 | 118.08 | 33.4 | 229.8 |
| 4 | Washington State | 9 | 318 | 198 | 62.3 | 2119 | 6.7 | 9 | 9 | 121.92 | 35.3 | 235.4 |
| 5 | Stanford | 10 | 354 | 211 | 59.6 | 2478 | 7.0 | 15 | 6 | 129.00 | 35.4 | 247.8 |
| 6 | Colorado | 9 | 294 | 175 | 59.5 | 2063 | 7.0 | 19 | 7 | 135.03 | 32.7 | 229.2 |
| 7 | Oregon | 9 | 381 | 236 | 61.9 | 2666 | 7.0 | 23 | 7 | 136.96 | 42.3 | 296.2 |
| 8 | California | 9 | 294 | 187 | 63.6 | 2315 | 7.9 | 17 | 7 | 144.07 | 32.7 | 257.2 |
| 9 | USC | 10 | 321 | 209 | 65.1 | 2609 | 8.1 | 21 | 12 | 147.50 | 32.1 | 260.9 |
| 10 | Arizona State | 9 | 393 | 231 | 58.8 | 3456 | 8.8 | 27 | 10 | 150.23 | 43.7 | 384.0 |
| 11 | Arizona | 9 | 316 | 207 | 65.5 | 2535 | 8.0 | 22 | 3 | 153.96 | 35.1 | 281.7 |
| 12 | Oregon State | 9 | 276 | 197 | 71.4 | 2623 | 9.5 | 25 | 4 | 178.20 | 30.7 | 291.4 |