2021 Big Ten Conference Leaders Opponent Penalties - Games in October Only through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Indiana | 4 | 27 | 251 | 6.8 | 62.8 |
| 1 | Michigan State | 4 | 27 | 234 | 6.8 | 58.5 |
| 1 | Iowa | 4 | 27 | 194 | 6.8 | 48.5 |
| 4 | Illinois | 4 | 24 | 244 | 6.0 | 61.0 |
| 4 | Maryland | 4 | 24 | 218 | 6.0 | 54.5 |
| 6 | Northwestern | 4 | 23 | 184 | 5.8 | 46.0 |
| 7 | Rutgers | 4 | 22 | 218 | 5.5 | 54.5 |
| 8 | Penn State | 4 | 21 | 186 | 5.3 | 46.5 |
| 9 | Purdue | 4 | 19 | 200 | 4.8 | 50.0 |
| 10 | Minnesota | 4 | 18 | 167 | 4.5 | 41.8 |
| 10 | Nebraska | 4 | 18 | 163 | 4.5 | 40.8 |
| 12 | Michigan | 4 | 16 | 152 | 4.0 | 38.0 |
| 13 | Ohio State | 4 | 13 | 103 | 3.3 | 25.8 |
| 14 | Wisconsin | 5 | 12 | 93 | 2.4 | 18.6 |