2018 Big 12 Conference Leaders Passes Defended - Games in November Only through 01/07/2019
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | Texas Tech | 4 | 5 | 13 | 18 | 4.50 |
| 2 | TCU | 4 | 4 | 18 | 22 | 5.50 |
| 3 | Texas | 4 | 3 | 17 | 20 | 5.00 |
| 3 | West Virginia | 4 | 3 | 16 | 19 | 4.75 |
| 3 | Kansas State | 4 | 3 | 12 | 15 | 3.75 |
| 3 | Kansas | 4 | 3 | 8 | 11 | 2.75 |
| 7 | Baylor | 4 | 2 | 9 | 11 | 2.75 |
| 8 | Oklahoma State | 4 | 1 | 12 | 13 | 3.25 |
| 9 | Oklahoma | 4 | 0 | 26 | 26 | 6.50 |
| 9 | Iowa State | 4 | 0 | 15 | 15 | 3.75 |