2025 Big Ten Conference Leaders Opponent First Downs - Games in December/January Only through 01/09/2026
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Northwestern | 1 | 4 | 10 | 1 | 15 | 15.0 |
| 1 | Washington | 1 | 4 | 10 | 2 | 16 | 16.0 |
| 3 | Iowa | 1 | 5 | 13 | 3 | 21 | 21.0 |
| 4 | USC | 1 | 6 | 14 | 0 | 20 | 20.0 |
| 5 | Penn State | 1 | 7 | 7 | 2 | 16 | 16.0 |
| 6 | Indiana | 3 | 8 | 35 | 5 | 48 | 16.0 |
| 7 | Illinois | 1 | 10 | 8 | 0 | 18 | 18.0 |
| 8 | Minnesota | 1 | 12 | 3 | 2 | 17 | 17.0 |
| 8 | Ohio State | 2 | 12 | 22 | 1 | 35 | 17.5 |
| 8 | Michigan | 1 | 12 | 9 | 3 | 24 | 24.0 |
| 8 | Nebraska | 1 | 12 | 13 | 1 | 26 | 26.0 |
| 12 | Oregon | 3 | 22 | 24 | 5 | 51 | 17.0 |