2018 Big 12 Conference Leaders Passing Defense - Games vs. Conference Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | TCU | 9 | 279 | 162 | 58.1 | 1875 | 6.7 | 14 | 5 | 127.50 | 31.0 | 208.3 |
| 2 | Iowa State | 9 | 306 | 193 | 63.1 | 2205 | 7.2 | 17 | 6 | 138.01 | 34.0 | 245.0 |
| 3 | Texas | 10 | 354 | 216 | 61.0 | 2698 | 7.6 | 20 | 8 | 139.17 | 35.4 | 269.8 |
| 4 | Kansas State | 9 | 307 | 201 | 65.5 | 2381 | 7.8 | 15 | 10 | 140.23 | 34.1 | 264.6 |
| 5 | Texas Tech | 9 | 318 | 183 | 57.5 | 2582 | 8.1 | 21 | 9 | 141.88 | 35.3 | 286.9 |
| 6 | West Virginia | 9 | 310 | 196 | 63.2 | 2476 | 8.0 | 19 | 12 | 142.81 | 34.4 | 275.1 |
| 7 | Oklahoma State | 9 | 296 | 189 | 63.9 | 2433 | 8.2 | 18 | 4 | 150.27 | 32.9 | 270.3 |
| 8 | Baylor | 9 | 271 | 172 | 63.5 | 2284 | 8.4 | 18 | 5 | 152.50 | 30.1 | 253.8 |
| 9 | Oklahoma | 10 | 393 | 253 | 64.4 | 3302 | 8.4 | 23 | 3 | 152.74 | 39.3 | 330.2 |
| 10 | Kansas | 9 | 274 | 190 | 69.3 | 2518 | 9.2 | 22 | 9 | 166.47 | 30.4 | 279.8 |