2018 Big 12 Conference Leaders Passing Defense - Games vs. FBS Teams With Non-Winning Record Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Iowa State | 4 | 155 | 82 | 52.9 | 854 | 5.5 | 5 | 4 | 104.67 | 38.8 | 213.5 |
| 2 | TCU | 4 | 123 | 68 | 55.3 | 724 | 5.9 | 4 | 2 | 112.21 | 30.8 | 181.0 |
| 3 | Baylor | 5 | 161 | 88 | 54.7 | 988 | 6.1 | 6 | 5 | 112.30 | 32.2 | 197.6 |
| 4 | Kansas | 4 | 130 | 82 | 63.1 | 868 | 6.7 | 4 | 8 | 117.01 | 32.5 | 217.0 |
| 5 | Kansas State | 3 | 98 | 59 | 60.2 | 539 | 5.5 | 4 | 1 | 117.83 | 32.7 | 179.7 |
| 6 | West Virginia | 4 | 135 | 83 | 61.5 | 900 | 6.7 | 5 | 5 | 122.29 | 33.8 | 225.0 |
| 7 | Texas | 6 | 216 | 131 | 60.6 | 1473 | 6.8 | 8 | 5 | 125.52 | 36.0 | 245.5 |
| 8 | Oklahoma State | 4 | 134 | 87 | 64.9 | 910 | 6.8 | 6 | 3 | 132.27 | 33.5 | 227.5 |
| 9 | Texas Tech | 3 | 99 | 57 | 57.6 | 770 | 7.8 | 5 | 2 | 135.55 | 33.0 | 256.7 |
| 10 | Oklahoma | 5 | 151 | 97 | 64.2 | 1096 | 7.3 | 6 | 1 | 137.00 | 30.2 | 219.2 |