2012 Big Ten Conference Leaders Passing Defense - Games in October Only through 01/07/2013
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Michigan | 4 | 109 | 65 | 59.6 | 544 | 5.0 | 3 | 5 | 101.46 | 27.3 | 136.0 |
| 1 | Ohio State | 4 | 155 | 89 | 57.4 | 1123 | 7.2 | 8 | 5 | 128.86 | 38.8 | 280.8 |
| 3 | Wisconsin | 4 | 124 | 66 | 53.2 | 667 | 5.4 | 5 | 4 | 105.27 | 31.0 | 166.8 |
| 4 | Nebraska | 3 | 78 | 32 | 41.0 | 341 | 4.4 | 3 | 3 | 82.75 | 26.0 | 113.7 |
| 4 | Penn State | 3 | 91 | 45 | 49.5 | 467 | 5.1 | 3 | 3 | 96.85 | 30.3 | 155.7 |
| 4 | Purdue | 4 | 91 | 50 | 54.9 | 719 | 7.9 | 6 | 3 | 136.49 | 22.8 | 179.8 |
| 7 | Iowa | 3 | 79 | 45 | 57.0 | 552 | 7.0 | 3 | 2 | 123.12 | 26.3 | 184.0 |
| 7 | Michigan State | 4 | 136 | 80 | 58.8 | 750 | 5.5 | 4 | 2 | 111.92 | 34.0 | 187.5 |
| 7 | Illinois | 3 | 62 | 39 | 62.9 | 599 | 9.7 | 6 | 2 | 169.53 | 20.7 | 199.7 |
| 10 | Minnesota | 3 | 75 | 39 | 52.0 | 371 | 4.9 | 4 | 1 | 108.48 | 25.0 | 123.7 |
| 10 | Indiana | 4 | 105 | 63 | 60.0 | 787 | 7.5 | 7 | 1 | 143.06 | 26.3 | 196.8 |
| 10 | Northwestern | 4 | 158 | 102 | 64.6 | 1007 | 6.4 | 5 | 1 | 127.26 | 39.5 | 251.8 |