2023 Pac-12 Conference Leaders Passing Defense - Games in August/September Only through 01/08/2024
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UCLA | 4 | 129 | 74 | 57.4 | 744 | 5.8 | 3 | 6 | 104.18 | 32.3 | 186.0 |
| 2 | Oregon | 5 | 159 | 97 | 61.0 | 768 | 4.8 | 6 | 4 | 109.00 | 31.8 | 153.6 |
| 3 | Utah | 5 | 156 | 84 | 53.8 | 1078 | 6.9 | 3 | 6 | 110.55 | 31.2 | 215.6 |
| 4 | Washington | 5 | 199 | 108 | 54.3 | 1217 | 6.1 | 8 | 8 | 110.87 | 39.8 | 243.4 |
| 5 | Washington State | 4 | 148 | 88 | 59.5 | 1004 | 6.8 | 6 | 3 | 125.78 | 37.0 | 251.0 |
| 6 | Oregon State | 5 | 170 | 104 | 61.2 | 1170 | 6.9 | 7 | 3 | 129.05 | 34.0 | 234.0 |
| 7 | USC | 5 | 182 | 106 | 58.2 | 1283 | 7.0 | 10 | 3 | 132.28 | 36.4 | 256.6 |
| 8 | Arizona State | 5 | 159 | 95 | 59.7 | 1063 | 6.7 | 9 | 0 | 134.59 | 31.8 | 212.6 |
| 9 | California | 5 | 164 | 102 | 62.2 | 1298 | 7.9 | 9 | 7 | 138.26 | 32.8 | 259.6 |
| 10 | Arizona | 5 | 153 | 97 | 63.4 | 1240 | 8.1 | 4 | 0 | 140.11 | 30.6 | 248.0 |
| 11 | Colorado | 5 | 187 | 130 | 69.5 | 1480 | 7.9 | 16 | 8 | 155.67 | 37.4 | 296.0 |
| 12 | Stanford | 5 | 185 | 127 | 68.6 | 1529 | 8.3 | 12 | 2 | 157.32 | 37.0 | 305.8 |