2018 Big Ten Conference Leaders Opponent Penalties - Games in October Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Rutgers | 3 | 22 | 214 | 7.3 | 71.3 |
| 1 | Illinois | 4 | 27 | 285 | 6.8 | 71.3 |
| 3 | Purdue | 3 | 23 | 204 | 7.7 | 68.0 |
| 4 | Ohio State | 3 | 14 | 190 | 4.7 | 63.3 |
| 5 | Indiana | 4 | 26 | 252 | 6.5 | 63.0 |
| 5 | Northwestern | 4 | 26 | 252 | 6.5 | 63.0 |
| 7 | Michigan | 3 | 19 | 177 | 6.3 | 59.0 |
| 8 | Michigan State | 4 | 22 | 205 | 5.5 | 51.3 |
| 9 | Iowa | 4 | 24 | 202 | 6.0 | 50.5 |
| 10 | Nebraska | 4 | 20 | 169 | 5.0 | 42.3 |
| 11 | Minnesota | 4 | 21 | 161 | 5.3 | 40.3 |
| 12 | Wisconsin | 4 | 17 | 160 | 4.3 | 40.0 |
| 13 | Penn State | 3 | 16 | 100 | 5.3 | 33.3 |
| 14 | Maryland | 4 | 12 | 100 | 3.0 | 25.0 |