2012 Big Ten Conference Leaders Passing Defense - Games vs. Unranked Teams Only (AP Poll) through 01/07/2013
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Michigan State | 7 | 229 | 122 | 53.3 | 1190 | 5.2 | 5 | 8 | 97.14 | 32.7 | 170.0 |
| 2 | Nebraska | 10 | 286 | 137 | 47.9 | 1586 | 5.5 | 10 | 8 | 100.43 | 28.6 | 158.6 |
| 3 | Minnesota | 10 | 336 | 186 | 55.4 | 1814 | 5.4 | 11 | 12 | 104.37 | 33.6 | 181.4 |
| 4 | Michigan | 7 | 191 | 109 | 57.1 | 980 | 5.1 | 5 | 4 | 104.62 | 27.3 | 140.0 |
| 5 | Wisconsin | 8 | 281 | 150 | 53.4 | 1624 | 5.8 | 13 | 6 | 112.92 | 35.1 | 203.0 |
| 6 | Northwestern | 10 | 395 | 229 | 58.0 | 2412 | 6.1 | 12 | 12 | 113.22 | 39.5 | 241.2 |
| 7 | Ohio State | 10 | 412 | 241 | 58.5 | 2537 | 6.2 | 13 | 10 | 115.79 | 41.2 | 253.7 |
| 8 | Penn State | 9 | 355 | 204 | 57.5 | 2251 | 6.3 | 12 | 9 | 116.81 | 39.4 | 250.1 |
| 9 | Purdue | 10 | 360 | 213 | 59.2 | 2422 | 6.7 | 18 | 12 | 125.52 | 36.0 | 242.2 |
| 10 | Iowa | 8 | 290 | 185 | 63.8 | 2119 | 7.3 | 12 | 8 | 133.31 | 36.3 | 264.9 |
| 11 | Illinois | 9 | 235 | 147 | 62.6 | 1801 | 7.7 | 14 | 6 | 141.48 | 26.1 | 200.1 |
| 12 | Indiana | 10 | 296 | 185 | 62.5 | 2251 | 7.6 | 20 | 4 | 145.98 | 29.6 | 225.1 |