2021 Big Ten Conference Leaders Turnover Margin - Games vs. FBS (I-A) Teams Only through 01/10/2022
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Iowa | 14 | 6 | 25 | 31 | 8 | 11 | 19 | 12 | 0.86 |
| 2 | Ohio State | 13 | 8 | 12 | 20 | 3 | 8 | 11 | 9 | 0.69 |
| 3 | Penn State | 12 | 7 | 13 | 20 | 5 | 9 | 14 | 6 | 0.50 |
| 4 | Illinois | 12 | 8 | 9 | 17 | 6 | 6 | 12 | 5 | 0.42 |
| 5 | Michigan State | 12 | 10 | 9 | 19 | 6 | 10 | 16 | 3 | 0.25 |
| 5 | Rutgers | 12 | 10 | 7 | 17 | 4 | 10 | 14 | 3 | 0.25 |
| 7 | Minnesota | 13 | 8 | 8 | 16 | 4 | 9 | 13 | 3 | 0.23 |
| 8 | Michigan | 14 | 8 | 8 | 16 | 5 | 9 | 14 | 2 | 0.14 |
| 9 | Wisconsin | 13 | 8 | 16 | 24 | 10 | 13 | 23 | 1 | 0.08 |
| 10 | Purdue | 13 | 4 | 13 | 17 | 7 | 12 | 19 | -2 | -0.15 |
| 11 | Northwestern | 11 | 9 | 6 | 15 | 7 | 13 | 20 | -5 | -0.45 |
| 12 | Nebraska | 11 | 3 | 7 | 10 | 5 | 11 | 16 | -6 | -0.55 |
| 13 | Maryland | 12 | 5 | 5 | 10 | 6 | 12 | 18 | -8 | -0.67 |
| 14 | Indiana | 11 | 3 | 5 | 8 | 7 | 15 | 22 | -14 | -1.27 |