2018 Big Ten Conference Leaders Opponent First Downs - Games in December/January Only through 01/07/2019
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Wisconsin | 1 | 3 | 3 | 0 | 6 | 6.0 |
| 1 | Michigan | 1 | 10 | 5 | 0 | 15 | 15.0 |
| 1 | Iowa | 1 | 11 | 4 | 0 | 15 | 15.0 |
| 4 | Michigan State | 1 | 2 | 8 | 1 | 11 | 11.0 |
| 4 | Minnesota | 1 | 11 | 2 | 1 | 14 | 14.0 |
| 4 | Northwestern | 2 | 11 | 38 | 1 | 50 | 25.0 |
| 7 | Penn State | 1 | 9 | 5 | 2 | 16 | 16.0 |
| 7 | Purdue | 1 | 13 | 9 | 2 | 24 | 24.0 |
| 9 | Ohio State | 2 | 16 | 27 | 5 | 48 | 24.0 |