2025 Big Ten Conference Leaders Opponent Penalties - Games Lost Only through 12/06/2025
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | USC | 3 | 24 | 268 | 8.0 | 89.3 |
| 1 | Oregon | 1 | 8 | 45 | 8.0 | 45.0 |
| 3 | Minnesota | 5 | 29 | 240 | 5.8 | 48.0 |
| 4 | Illinois | 4 | 22 | 208 | 5.5 | 52.0 |
| 5 | Maryland | 8 | 43 | 343 | 5.4 | 42.9 |
| 6 | Michigan State | 8 | 42 | 345 | 5.3 | 43.1 |
| 7 | Ohio State | 1 | 5 | 49 | 5.0 | 49.0 |
| 8 | Nebraska | 5 | 24 | 228 | 4.8 | 45.6 |
| 9 | Michigan | 3 | 14 | 151 | 4.7 | 50.3 |
| 10 | Rutgers | 7 | 32 | 332 | 4.6 | 47.4 |
| 11 | Washington | 4 | 18 | 178 | 4.5 | 44.5 |
| 12 | UCLA | 9 | 39 | 364 | 4.3 | 40.4 |
| 12 | Iowa | 4 | 17 | 159 | 4.3 | 39.8 |
| 14 | Purdue | 10 | 42 | 410 | 4.2 | 41.0 |
| 15 | Wisconsin | 8 | 30 | 247 | 3.8 | 30.9 |
| 16 | Northwestern | 6 | 22 | 192 | 3.7 | 32.0 |
| 17 | Penn State | 6 | 21 | 150 | 3.5 | 25.0 |