2020 Big Ten Conference Leaders Passing Defense - Games vs. Unranked Teams Only (AP Poll) through 01/11/2021
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Wisconsin | 4 | 126 | 59 | 46.8 | 846 | 6.7 | 6 | 8 | 106.24 | 31.5 | 211.5 |
| 1 | Maryland | 3 | 111 | 59 | 53.2 | 673 | 6.1 | 5 | 2 | 115.35 | 37.0 | 224.3 |
| 3 | Michigan State | 3 | 112 | 71 | 63.4 | 756 | 6.8 | 3 | 1 | 127.14 | 37.3 | 252.0 |
| 4 | Purdue | 4 | 117 | 81 | 69.2 | 1048 | 9.0 | 6 | 2 | 157.97 | 29.3 | 262.0 |
| 5 | Ohio State | 4 | 135 | 89 | 65.9 | 853 | 6.3 | 4 | 3 | 124.35 | 33.8 | 213.3 |
| 6 | Penn State | 6 | 168 | 92 | 54.8 | 1113 | 6.6 | 10 | 3 | 126.48 | 28.0 | 185.5 |
| 7 | Michigan | 5 | 158 | 93 | 58.9 | 1161 | 7.3 | 9 | 2 | 136.85 | 31.6 | 232.2 |
| 8 | Nebraska | 5 | 163 | 98 | 60.1 | 1098 | 6.7 | 5 | 2 | 124.37 | 32.6 | 219.6 |
| 9 | Minnesota | 6 | 174 | 114 | 65.5 | 1350 | 7.8 | 10 | 4 | 145.07 | 29.0 | 225.0 |
| 10 | Illinois | 6 | 174 | 124 | 71.3 | 1591 | 9.1 | 14 | 7 | 166.57 | 29.0 | 265.2 |
| 11 | Northwestern | 7 | 259 | 137 | 52.9 | 1428 | 5.5 | 7 | 9 | 101.19 | 37.0 | 204.0 |
| 12 | Indiana | 7 | 246 | 145 | 58.9 | 1628 | 6.6 | 11 | 14 | 117.91 | 35.1 | 232.6 |
| 13 | Iowa | 7 | 257 | 148 | 57.6 | 1519 | 5.9 | 9 | 10 | 111.02 | 36.7 | 217.0 |
| 13 | Rutgers | 7 | 227 | 148 | 65.2 | 1657 | 7.3 | 13 | 8 | 138.37 | 32.4 | 236.7 |