2018 Big 12 Conference Leaders Passing Defense - Games vs. FBS Power 5 Conference Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | West Virginia | 11 | 365 | 236 | 64.7 | 2951 | 8.1 | 21 | 14 | 143.88 | 33.2 | 268.3 |
| 2 | Kansas | 10 | 305 | 204 | 66.9 | 2642 | 8.7 | 22 | 12 | 155.58 | 30.5 | 264.2 |
| 3 | Kansas State | 10 | 334 | 212 | 63.5 | 2535 | 7.6 | 17 | 11 | 137.44 | 33.4 | 253.5 |
| 4 | TCU | 11 | 350 | 203 | 58.0 | 2383 | 6.8 | 16 | 10 | 124.57 | 31.8 | 216.6 |
| 4 | Texas | 13 | 470 | 287 | 61.1 | 3496 | 7.4 | 25 | 10 | 136.83 | 36.2 | 268.9 |
| 6 | Texas Tech | 10 | 350 | 205 | 58.6 | 2918 | 8.3 | 23 | 9 | 145.14 | 35.0 | 291.8 |
| 7 | Iowa State | 11 | 383 | 244 | 63.7 | 2670 | 7.0 | 19 | 6 | 135.51 | 34.8 | 242.7 |
| 8 | Baylor | 11 | 339 | 202 | 59.6 | 2744 | 8.1 | 22 | 5 | 146.05 | 30.8 | 249.5 |
| 9 | Oklahoma State | 10 | 334 | 212 | 63.5 | 2806 | 8.4 | 21 | 4 | 152.39 | 33.4 | 280.6 |
| 10 | Oklahoma | 12 | 447 | 294 | 65.8 | 3884 | 8.7 | 28 | 3 | 158.09 | 37.3 | 323.7 |