2025 Big Ten Conference Leaders Opponent 4th Down Conversions - Games vs. FBS Teams With Non-Winning Record Only through 12/06/2025
| Name | G | Attempts | Conversions | Conversion % | |
|---|---|---|---|---|---|
| 1 | Wisconsin | 2 | 2 | 1 | 50.00 |
| 2 | Ohio State | 5 | 7 | 1 | 14.29 |
| 3 | Penn State | 5 | 8 | 1 | 12.50 |
| 3 | Northwestern | 4 | 8 | 2 | 25.00 |
| 3 | Purdue | 3 | 8 | 5 | 62.50 |
| 3 | Rutgers | 3 | 8 | 6 | 75.00 |
| 7 | USC | 5 | 9 | 4 | 44.44 |
| 7 | Michigan State | 4 | 9 | 5 | 55.56 |
| 9 | Iowa | 5 | 10 | 2 | 20.00 |
| 9 | Minnesota | 6 | 10 | 7 | 70.00 |
| 11 | UCLA | 4 | 11 | 4 | 36.36 |
| 11 | Michigan | 5 | 11 | 6 | 54.55 |
| 13 | Illinois | 5 | 14 | 7 | 50.00 |
| 13 | Indiana | 6 | 14 | 9 | 64.29 |
| 15 | Nebraska | 6 | 15 | 9 | 60.00 |
| 15 | Oregon | 6 | 15 | 11 | 73.33 |
| 17 | Maryland | 6 | 22 | 12 | 54.55 |
| 18 | Washington | 7 | 24 | 12 | 50.00 |