2018 Big 12 Conference Leaders Opponent Penalties - Games in August/September Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Kansas | 5 | 38 | 380 | 7.6 | 76.0 |
| 2 | Texas Tech | 5 | 40 | 320 | 8.0 | 64.0 |
| 3 | West Virginia | 4 | 29 | 242 | 7.3 | 60.5 |
| 4 | Kansas State | 5 | 36 | 299 | 7.2 | 59.8 |
| 5 | Oklahoma | 5 | 31 | 285 | 6.2 | 57.0 |
| 6 | Iowa State | 4 | 22 | 215 | 5.5 | 53.8 |
| 7 | Oklahoma State | 5 | 32 | 262 | 6.4 | 52.4 |
| 8 | Texas | 5 | 27 | 244 | 5.4 | 48.8 |
| 9 | Baylor | 5 | 25 | 202 | 5.0 | 40.4 |
| 10 | TCU | 5 | 23 | 187 | 4.6 | 37.4 |