2025 Big Ten Conference Leaders Opponent Penalties - Games vs. Unranked Teams Only (AP Poll) through 12/31/2025
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Minnesota | 11 | 66 | 560 | 6.0 | 50.9 |
| 2 | Illinois | 10 | 58 | 534 | 5.8 | 53.4 |
| 3 | Washington | 10 | 55 | 431 | 5.5 | 43.1 |
| 4 | Michigan State | 9 | 48 | 374 | 5.3 | 41.6 |
| 5 | Northwestern | 9 | 47 | 469 | 5.2 | 52.1 |
| 5 | Maryland | 10 | 52 | 446 | 5.2 | 44.6 |
| 7 | USC | 10 | 51 | 487 | 5.1 | 48.7 |
| 8 | Rutgers | 10 | 50 | 445 | 5.0 | 44.5 |
| 9 | UCLA | 8 | 39 | 371 | 4.9 | 46.4 |
| 10 | Nebraska | 10 | 46 | 415 | 4.6 | 41.5 |
| 10 | Michigan | 9 | 41 | 308 | 4.6 | 34.2 |
| 12 | Oregon | 10 | 45 | 302 | 4.5 | 30.2 |
| 13 | Wisconsin | 7 | 27 | 243 | 3.9 | 34.7 |
| 13 | Indiana | 11 | 43 | 367 | 3.9 | 33.4 |
| 15 | Ohio State | 10 | 38 | 293 | 3.8 | 29.3 |
| 16 | Purdue | 7 | 26 | 251 | 3.7 | 35.9 |
| 17 | Penn State | 10 | 36 | 273 | 3.6 | 27.3 |
| 18 | Iowa | 9 | 28 | 240 | 3.1 | 26.7 |