2017 Big Ten Conference Leaders Passing Defense - Games in August/September Only through 01/08/2018
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Minnesota | 4 | 141 | 82 | 58.2 | 694 | 4.9 | 4 | 3 | 104.60 | 35.3 | 173.5 |
| 2 | Michigan | 4 | 105 | 43 | 41.0 | 536 | 5.1 | 3 | 3 | 87.55 | 26.3 | 134.0 |
| 3 | Penn State | 5 | 156 | 84 | 53.8 | 809 | 5.2 | 3 | 7 | 94.79 | 31.2 | 161.8 |
| 4 | Michigan State | 4 | 110 | 53 | 48.2 | 609 | 5.5 | 1 | 2 | 94.04 | 27.5 | 152.3 |
| 4 | Wisconsin | 4 | 125 | 74 | 59.2 | 691 | 5.5 | 4 | 7 | 105.00 | 31.3 | 172.8 |
| 6 | Iowa | 5 | 191 | 115 | 60.2 | 1210 | 6.3 | 8 | 5 | 122.00 | 38.2 | 242.0 |
| 7 | Ohio State | 5 | 158 | 93 | 58.9 | 1005 | 6.4 | 6 | 6 | 117.23 | 31.6 | 201.0 |
| 8 | Northwestern | 4 | 146 | 83 | 56.8 | 957 | 6.6 | 5 | 4 | 117.73 | 36.5 | 239.3 |
| 9 | Nebraska | 5 | 169 | 111 | 65.7 | 1140 | 6.7 | 6 | 6 | 126.97 | 33.8 | 228.0 |
| 9 | Indiana | 4 | 154 | 90 | 58.4 | 1027 | 6.7 | 9 | 1 | 132.45 | 38.5 | 256.8 |
| 11 | Maryland | 4 | 145 | 86 | 59.3 | 992 | 6.8 | 6 | 5 | 123.53 | 36.3 | 248.0 |
| 12 | Rutgers | 5 | 147 | 77 | 52.4 | 1071 | 7.3 | 9 | 5 | 126.98 | 29.4 | 214.2 |
| 13 | Illinois | 4 | 133 | 83 | 62.4 | 992 | 7.5 | 8 | 3 | 140.41 | 33.3 | 248.0 |
| 14 | Purdue | 4 | 134 | 80 | 59.7 | 1018 | 7.6 | 4 | 3 | 128.88 | 33.5 | 254.5 |