2018 Big 12 Conference Leaders Opponent Penalties - Games in December/January Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Oklahoma | 2 | 22 | 214 | 11.0 | 107.0 |
| 2 | Iowa State | 2 | 11 | 115 | 5.5 | 57.5 |
| 3 | Texas | 2 | 8 | 95 | 4.0 | 47.5 |
| 4 | West Virginia | 1 | 11 | 90 | 11.0 | 90.0 |
| 5 | Oklahoma State | 1 | 6 | 65 | 6.0 | 65.0 |
| 6 | Baylor | 1 | 4 | 26 | 4.0 | 26.0 |
| 7 | TCU | 1 | 3 | 20 | 3.0 | 20.0 |