2021 Big Ten Conference Leaders Opponent Penalties - Games vs. FBS Teams With Non-Winning Record Only through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Northwestern | 5 | 39 | 331 | 7.8 | 66.2 |
| 2 | Iowa | 6 | 43 | 379 | 7.2 | 63.2 |
| 3 | Indiana | 1 | 7 | 60 | 7.0 | 60.0 |
| 4 | Nebraska | 3 | 19 | 181 | 6.3 | 60.3 |
| 5 | Michigan State | 4 | 22 | 175 | 5.5 | 43.8 |
| 6 | Penn State | 5 | 26 | 222 | 5.2 | 44.4 |
| 7 | Maryland | 6 | 30 | 246 | 5.0 | 41.0 |
| 8 | Illinois | 5 | 24 | 228 | 4.8 | 45.6 |
| 8 | Michigan | 5 | 24 | 203 | 4.8 | 40.6 |
| 8 | Rutgers | 5 | 24 | 200 | 4.8 | 40.0 |
| 11 | Minnesota | 7 | 30 | 289 | 4.3 | 41.3 |
| 12 | Purdue | 5 | 21 | 178 | 4.2 | 35.6 |
| 13 | Wisconsin | 4 | 14 | 123 | 3.5 | 30.8 |
| 13 | Ohio State | 4 | 14 | 110 | 3.5 | 27.5 |