2017 Big Ten Conference Leaders Passing Defense - Games in December/January Only through 01/08/2018
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Northwestern | 1 | 39 | 21 | 53.8 | 273 | 7.0 | 0 | 2 | 102.39 | 39.0 | 273.0 |
| 2 | Ohio State | 2 | 86 | 46 | 53.5 | 594 | 6.9 | 0 | 3 | 104.53 | 43.0 | 297.0 |
| 3 | Wisconsin | 2 | 52 | 23 | 44.2 | 414 | 8.0 | 3 | 5 | 110.92 | 26.0 | 207.0 |
| 4 | Iowa | 1 | 27 | 16 | 59.3 | 208 | 7.7 | 1 | 2 | 121.38 | 27.0 | 208.0 |
| 5 | Michigan State | 1 | 50 | 39 | 78.0 | 272 | 5.4 | 2 | 1 | 132.90 | 50.0 | 272.0 |
| 6 | Michigan | 1 | 32 | 19 | 59.4 | 239 | 7.5 | 2 | 1 | 136.50 | 32.0 | 239.0 |
| 7 | Penn State | 1 | 29 | 19 | 65.5 | 227 | 7.8 | 1 | 0 | 142.66 | 29.0 | 227.0 |
| 8 | Purdue | 1 | 26 | 17 | 65.4 | 302 | 11.6 | 5 | 1 | 218.73 | 26.0 | 302.0 |