2015 Pac-12 Conference Leaders Passing Defense - On 4th Down through 01/11/2016
| Name | G | Att | Comp | Pct. | Yards | TD | Int | Rating | Long | 1st | 15+ | 25+ | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oregon State | 4 | 4 | 1 | 25.0 | 20 | 0 | 0 | 67.00 | 20 | 1 | 1 | 0 |
| 2 | California | 3 | 3 | 2 | 66.7 | 34 | 0 | 0 | 161.87 | 33 | 1 | 1 | 1 |
| 3 | Arizona | 6 | 8 | 4 | 50.0 | 65 | 0 | 0 | 118.25 | 30 | 4 | 2 | 1 |
| 3 | USC | 7 | 12 | 4 | 33.3 | 74 | 1 | 3 | 62.63 | 29 | 4 | 3 | 1 |
| 5 | Washington | 6 | 11 | 5 | 45.5 | 59 | 0 | 0 | 90.52 | 22 | 5 | 1 | 0 |
| 6 | Arizona State | 5 | 10 | 6 | 60.0 | 90 | 3 | 1 | 214.60 | 39 | 5 | 2 | 1 |
| 6 | Colorado | 7 | 11 | 6 | 54.5 | 106 | 2 | 2 | 159.13 | 45 | 5 | 2 | 2 |
| 8 | Utah | 8 | 11 | 7 | 63.6 | 110 | 2 | 0 | 207.64 | 44 | 5 | 2 | 1 |
| 8 | Oregon | 8 | 12 | 7 | 58.3 | 121 | 2 | 0 | 198.03 | 28 | 6 | 4 | 3 |
| 10 | UCLA | 9 | 14 | 8 | 57.1 | 67 | 2 | 1 | 130.19 | 18 | 6 | 2 | 0 |
| 11 | Washington State | 8 | 13 | 10 | 76.9 | 93 | 2 | 2 | 157.01 | 27 | 7 | 2 | 1 |
| 12 | Stanford | 11 | 20 | 13 | 65.0 | 166 | 1 | 0 | 151.22 | 23 | 13 | 6 | 0 |
| 1st: First Downs; 15+: Pass completions of 15 or more yards; 25+: Pass completions of 25 or more yards | |||||||||||||