2008 Pacific-10 Conference Leaders Passing Defense - Games in October Only through 01/08/2009
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | Int | TD | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UCLA | 4 | 85 | 36 | 42.4 | 397 | 4.7 | 2 | 3 | 88.53 | 21.3 | 99.3 |
| 2 | USC | 4 | 110 | 55 | 50.0 | 449 | 4.1 | 6 | 0 | 73.38 | 27.5 | 112.3 |
| 3 | Oregon State | 3 | 80 | 41 | 51.3 | 556 | 7.0 | 4 | 2 | 107.88 | 26.7 | 185.3 |
| 4 | Washington | 3 | 71 | 50 | 70.4 | 591 | 8.3 | 1 | 5 | 160.76 | 23.7 | 197.0 |
| 5 | Arizona State | 3 | 87 | 53 | 60.9 | 608 | 7.0 | 5 | 6 | 130.90 | 29.0 | 202.7 |
| 6 | California | 3 | 103 | 55 | 53.4 | 627 | 6.1 | 7 | 4 | 103.75 | 34.3 | 209.0 |
| 7 | Arizona | 4 | 144 | 74 | 51.4 | 864 | 6.0 | 6 | 5 | 104.92 | 36.0 | 216.0 |
| 8 | Washington State | 3 | 84 | 52 | 61.9 | 713 | 8.5 | 4 | 10 | 162.98 | 28.0 | 237.7 |
| 9 | Stanford | 3 | 115 | 74 | 64.3 | 891 | 7.7 | 1 | 5 | 142.04 | 38.3 | 297.0 |
| 10 | Oregon | 3 | 124 | 75 | 60.5 | 957 | 7.7 | 4 | 7 | 137.49 | 41.3 | 319.0 |