2018 Big Ten Conference Leaders Opponent Penalties - Games vs. Non-Conference Teams Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Penn State | 4 | 37 | 331 | 9.3 | 82.8 |
| 2 | Illinois | 3 | 25 | 218 | 8.3 | 72.7 |
| 2 | Maryland | 3 | 24 | 218 | 8.0 | 72.7 |
| 4 | Rutgers | 3 | 25 | 211 | 8.3 | 70.3 |
| 5 | Northwestern | 4 | 31 | 275 | 7.8 | 68.8 |
| 6 | Indiana | 3 | 20 | 201 | 6.7 | 67.0 |
| 7 | Iowa | 4 | 25 | 255 | 6.3 | 63.8 |
| 8 | Nebraska | 3 | 24 | 175 | 8.0 | 58.3 |
| 9 | Purdue | 4 | 24 | 193 | 6.0 | 48.3 |
| 10 | Ohio State | 4 | 22 | 190 | 5.5 | 47.5 |
| 11 | Minnesota | 4 | 18 | 175 | 4.5 | 43.8 |
| 12 | Michigan | 4 | 19 | 170 | 4.8 | 42.5 |
| 13 | Michigan State | 4 | 20 | 168 | 5.0 | 42.0 |
| 14 | Wisconsin | 4 | 12 | 116 | 3.0 | 29.0 |