2017 Big Ten Conference Leaders Turnover Margin - Games vs. Conference Teams Only through 01/08/2018
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Michigan State | 9 | 8 | 11 | 19 | 6 | 5 | 11 | 8 | 0.89 |
| 2 | Northwestern | 9 | 5 | 13 | 18 | 2 | 9 | 11 | 7 | 0.78 |
| 2 | Penn State | 9 | 11 | 4 | 15 | 2 | 6 | 8 | 7 | 0.78 |
| 4 | Iowa | 9 | 3 | 15 | 18 | 8 | 5 | 13 | 5 | 0.56 |
| 5 | Maryland | 9 | 5 | 7 | 12 | 6 | 5 | 11 | 1 | 0.11 |
| 6 | Wisconsin | 10 | 8 | 12 | 20 | 5 | 14 | 19 | 1 | 0.10 |
| 6 | Ohio State | 10 | 5 | 10 | 15 | 6 | 8 | 14 | 1 | 0.10 |
| 8 | Purdue | 9 | 4 | 7 | 11 | 5 | 6 | 11 | 0 | 0.00 |
| 9 | Michigan | 9 | 2 | 6 | 8 | 5 | 6 | 11 | -3 | -0.33 |
| 10 | Minnesota | 9 | 7 | 5 | 12 | 6 | 10 | 16 | -4 | -0.44 |
| 11 | Rutgers | 9 | 1 | 9 | 10 | 8 | 7 | 15 | -5 | -0.56 |
| 11 | Nebraska | 9 | 1 | 6 | 7 | 2 | 10 | 12 | -5 | -0.56 |
| 13 | Indiana | 9 | 5 | 5 | 10 | 5 | 11 | 16 | -6 | -0.67 |
| 14 | Illinois | 9 | 8 | 6 | 14 | 7 | 14 | 21 | -7 | -0.78 |