2017 Big Ten Conference Leaders Passes Defended - Games vs. Unranked Teams Only (AP Poll) through 01/08/2018
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | Wisconsin | 11 | 13 | 61 | 74 | 6.73 |
| 2 | Northwestern | 10 | 14 | 49 | 63 | 6.30 |
| 3 | Iowa | 8 | 13 | 48 | 61 | 7.63 |
| 4 | Rutgers | 8 | 12 | 42 | 54 | 6.75 |
| 5 | Ohio State | 9 | 8 | 44 | 52 | 5.78 |
| 6 | Michigan | 9 | 8 | 38 | 46 | 5.11 |
| 7 | Penn State | 9 | 7 | 37 | 44 | 4.89 |
| 8 | Purdue | 11 | 8 | 34 | 42 | 3.82 |
| 9 | Michigan State | 9 | 9 | 29 | 38 | 4.22 |
| 10 | Minnesota | 9 | 7 | 30 | 37 | 4.11 |
| 11 | Indiana | 8 | 3 | 30 | 33 | 4.13 |
| 12 | Illinois | 8 | 6 | 23 | 29 | 3.63 |
| 13 | Maryland | 6 | 7 | 13 | 20 | 3.33 |
| 13 | Nebraska | 8 | 6 | 14 | 20 | 2.50 |