2021 Big Ten Conference Leaders Opponent 4th Down Conversions - Games vs. Unranked Teams Only (AP Poll) through 01/10/2022
| Name | G | Attempts | Conversions | Conversion % | |
|---|---|---|---|---|---|
| 1 | Northwestern | 9 | 9 | 4 | 44.44 |
| 2 | Indiana | 7 | 12 | 7 | 58.33 |
| 3 | Penn State | 8 | 13 | 7 | 53.85 |
| 4 | Ohio State | 9 | 15 | 6 | 40.00 |
| 4 | Rutgers | 9 | 15 | 7 | 46.67 |
| 6 | Nebraska | 7 | 16 | 6 | 37.50 |
| 6 | Illinois | 11 | 16 | 12 | 75.00 |
| 8 | Purdue | 9 | 17 | 5 | 29.41 |
| 8 | Maryland | 9 | 17 | 7 | 41.18 |
| 10 | Minnesota | 11 | 18 | 6 | 33.33 |
| 10 | Wisconsin | 10 | 18 | 6 | 33.33 |
| 12 | Iowa | 12 | 23 | 12 | 52.17 |
| 13 | Michigan | 10 | 24 | 10 | 41.67 |
| 14 | Michigan State | 10 | 32 | 21 | 65.63 |