2021 Big Ten Conference Leaders Turnover Margin - All Games through 01/10/2022
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Illinois | 12 | 8 | 9 | 17 | 6 | 6 | 12 | 5 | 0.42 |
| 2 | Ohio State | 13 | 8 | 12 | 20 | 3 | 8 | 11 | 9 | 0.69 |
| 3 | Minnesota | 13 | 8 | 8 | 16 | 4 | 9 | 13 | 3 | 0.23 |
| 3 | Michigan | 14 | 8 | 8 | 16 | 5 | 9 | 14 | 2 | 0.14 |
| 5 | Penn State | 13 | 7 | 14 | 21 | 5 | 10 | 15 | 6 | 0.46 |
| 5 | Michigan State | 13 | 10 | 10 | 20 | 7 | 10 | 17 | 3 | 0.23 |
| 5 | Rutgers | 13 | 10 | 7 | 17 | 4 | 10 | 14 | 3 | 0.23 |
| 8 | Iowa | 14 | 6 | 25 | 31 | 8 | 11 | 19 | 12 | 0.86 |
| 8 | Nebraska | 12 | 3 | 10 | 13 | 7 | 11 | 18 | -5 | -0.42 |
| 10 | Purdue | 13 | 4 | 13 | 17 | 7 | 12 | 19 | -2 | -0.15 |
| 10 | Maryland | 13 | 5 | 6 | 11 | 6 | 12 | 18 | -7 | -0.54 |
| 12 | Wisconsin | 13 | 8 | 16 | 24 | 10 | 13 | 23 | 1 | 0.08 |
| 13 | Northwestern | 12 | 10 | 6 | 16 | 8 | 14 | 22 | -6 | -0.50 |
| 14 | Indiana | 12 | 4 | 5 | 9 | 7 | 15 | 22 | -13 | -1.08 |