2018 Pac-12 Conference Leaders Passes Defended - Games vs. Conference Teams Only through 01/07/2019
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | Oregon | 9 | 12 | 48 | 60 | 6.67 |
| 1 | Utah | 10 | 12 | 43 | 55 | 5.50 |
| 3 | Washington | 10 | 11 | 42 | 53 | 5.30 |
| 4 | UCLA | 9 | 10 | 34 | 44 | 4.89 |
| 4 | California | 9 | 10 | 29 | 39 | 4.33 |
| 6 | Stanford | 9 | 9 | 44 | 53 | 5.89 |
| 7 | Arizona State | 9 | 8 | 33 | 41 | 4.56 |
| 8 | Arizona | 9 | 6 | 30 | 36 | 4.00 |
| 9 | Colorado | 9 | 5 | 24 | 29 | 3.22 |
| 9 | Washington State | 9 | 5 | 21 | 26 | 2.89 |
| 11 | USC | 9 | 3 | 38 | 41 | 4.56 |
| 12 | Oregon State | 9 | 1 | 28 | 29 | 3.22 |