2021 Big Ten Conference Leaders Opponent 4th Down Conversions - Games vs. FBS Teams With Non-Winning Record Only through 01/10/2022
| Name | G | Attempts | Conversions | Conversion % | |
|---|---|---|---|---|---|
| 1 | Indiana | 1 | 1 | 1 | 100.00 |
| 2 | Nebraska | 3 | 5 | 1 | 20.00 |
| 3 | Purdue | 5 | 7 | 1 | 14.29 |
| 3 | Penn State | 5 | 7 | 3 | 42.86 |
| 5 | Ohio State | 4 | 8 | 2 | 25.00 |
| 5 | Northwestern | 5 | 8 | 3 | 37.50 |
| 7 | Illinois | 5 | 10 | 8 | 80.00 |
| 8 | Minnesota | 7 | 11 | 3 | 27.27 |
| 8 | Rutgers | 5 | 11 | 4 | 36.36 |
| 8 | Michigan State | 4 | 11 | 7 | 63.64 |
| 11 | Wisconsin | 4 | 13 | 4 | 30.77 |
| 12 | Michigan | 5 | 14 | 4 | 28.57 |
| 12 | Iowa | 6 | 14 | 8 | 57.14 |
| 14 | Maryland | 6 | 16 | 7 | 43.75 |