2019 Big Ten Conference Leaders Passing Defense - Games in August/September Only through 01/13/2020
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Michigan | 4 | 86 | 58 | 67.4 | 511 | 5.9 | 2 | 2 | 120.38 | 21.5 | 127.8 |
| 1 | Ohio State | 5 | 136 | 75 | 55.1 | 694 | 5.1 | 2 | 7 | 92.58 | 27.2 | 138.8 |
| 1 | Penn State | 4 | 133 | 78 | 58.6 | 826 | 6.2 | 2 | 4 | 109.76 | 33.3 | 206.5 |
| 4 | Wisconsin | 4 | 140 | 60 | 42.9 | 591 | 4.2 | 3 | 6 | 76.82 | 35.0 | 147.8 |
| 5 | Northwestern | 4 | 115 | 72 | 62.6 | 694 | 6.0 | 4 | 2 | 121.30 | 28.8 | 173.5 |
| 5 | Iowa | 4 | 116 | 69 | 59.5 | 696 | 6.0 | 4 | 3 | 116.09 | 29.0 | 174.0 |
| 7 | Michigan State | 5 | 173 | 110 | 63.6 | 990 | 5.7 | 6 | 6 | 116.15 | 34.6 | 198.0 |
| 7 | Minnesota | 4 | 119 | 69 | 58.0 | 847 | 7.1 | 6 | 5 | 126.01 | 29.8 | 211.8 |
| 7 | Rutgers | 4 | 124 | 74 | 59.7 | 859 | 6.9 | 6 | 3 | 129.00 | 31.0 | 214.8 |
| 7 | Illinois | 4 | 129 | 78 | 60.5 | 1047 | 8.1 | 6 | 3 | 139.34 | 32.3 | 261.8 |
| 11 | Indiana | 5 | 161 | 87 | 54.0 | 970 | 6.0 | 8 | 2 | 118.57 | 32.2 | 194.0 |
| 11 | Nebraska | 5 | 171 | 99 | 57.9 | 1172 | 6.9 | 8 | 6 | 123.89 | 34.2 | 234.4 |
| 13 | Maryland | 4 | 137 | 85 | 62.0 | 1095 | 8.0 | 9 | 3 | 146.48 | 34.3 | 273.8 |
| 14 | Purdue | 4 | 146 | 90 | 61.6 | 1186 | 8.1 | 10 | 2 | 149.73 | 36.5 | 296.5 |