2023 Big Ten Conference Leaders Passing Defense - Games in October Only through 01/08/2024
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ohio State | 4 | 157 | 71 | 45.2 | 685 | 4.4 | 4 | 2 | 87.73 | 39.3 | 171.3 |
| 2 | Purdue | 3 | 62 | 29 | 46.8 | 566 | 9.1 | 7 | 1 | 157.48 | 20.7 | 188.7 |
| 3 | Michigan | 3 | 74 | 35 | 47.3 | 325 | 4.4 | 2 | 6 | 76.89 | 24.7 | 108.3 |
| 4 | Iowa | 3 | 115 | 62 | 53.9 | 601 | 5.2 | 1 | 3 | 95.46 | 38.3 | 200.3 |
| 5 | Minnesota | 3 | 85 | 46 | 54.1 | 547 | 6.4 | 2 | 2 | 111.22 | 28.3 | 182.3 |
| 6 | Wisconsin | 4 | 99 | 54 | 54.5 | 574 | 5.8 | 6 | 3 | 117.19 | 24.8 | 143.5 |
| 7 | Rutgers | 3 | 91 | 50 | 54.9 | 404 | 4.4 | 4 | 0 | 106.76 | 30.3 | 134.7 |
| 8 | Nebraska | 3 | 103 | 58 | 56.3 | 564 | 5.5 | 2 | 4 | 100.95 | 34.3 | 188.0 |
| 9 | Penn State | 3 | 77 | 44 | 57.1 | 600 | 7.8 | 4 | 2 | 134.54 | 25.7 | 200.0 |
| 10 | Illinois | 3 | 105 | 61 | 58.1 | 681 | 6.5 | 4 | 1 | 123.25 | 35.0 | 227.0 |
| 11 | Northwestern | 3 | 94 | 56 | 59.6 | 528 | 5.6 | 4 | 3 | 114.41 | 31.3 | 176.0 |
| 12 | Maryland | 3 | 80 | 51 | 63.8 | 791 | 9.9 | 6 | 1 | 169.06 | 26.7 | 263.7 |
| 13 | Michigan State | 3 | 85 | 55 | 64.7 | 738 | 8.7 | 6 | 3 | 153.87 | 28.3 | 246.0 |
| 14 | Indiana | 3 | 65 | 44 | 67.7 | 493 | 7.6 | 7 | 1 | 163.86 | 21.7 | 164.3 |