2021 Big Ten Conference Leaders Opponent Penalties - Games vs. Ranked Teams Only (AP Poll) through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Michigan | 4 | 27 | 266 | 6.8 | 66.5 |
| 2 | Indiana | 5 | 35 | 301 | 7.0 | 60.2 |
| 3 | Maryland | 4 | 27 | 232 | 6.8 | 58.0 |
| 4 | Rutgers | 4 | 24 | 226 | 6.0 | 56.5 |
| 5 | Purdue | 4 | 22 | 209 | 5.5 | 52.3 |
| 6 | Nebraska | 5 | 30 | 259 | 6.0 | 51.8 |
| 7 | Penn State | 5 | 31 | 226 | 6.2 | 45.2 |
| 8 | Northwestern | 3 | 12 | 120 | 4.0 | 40.0 |
| 9 | Minnesota | 2 | 8 | 78 | 4.0 | 39.0 |
| 10 | Wisconsin | 3 | 16 | 115 | 5.3 | 38.3 |
| 11 | Iowa | 2 | 7 | 70 | 3.5 | 35.0 |
| 12 | Ohio State | 4 | 14 | 135 | 3.5 | 33.8 |
| 13 | Michigan State | 3 | 13 | 94 | 4.3 | 31.3 |
| 14 | Illinois | 1 | 3 | 22 | 3.0 | 22.0 |