2025 Big Ten Conference Leaders Passing Defense - Games vs. Ranked Teams Only (AP Poll) through 01/19/2026
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ohio State | 4 | 97 | 59 | 60.8 | 593 | 6.1 | 3 | 3 | 116.20 | 24.3 | 148.3 |
| 2 | Indiana | 6 | 207 | 134 | 64.7 | 1329 | 6.4 | 5 | 7 | 119.87 | 34.5 | 221.5 |
| 3 | Nebraska | 4 | 93 | 49 | 52.7 | 716 | 7.7 | 3 | 1 | 125.86 | 23.3 | 179.0 |
| 4 | Oregon | 6 | 194 | 115 | 59.3 | 1320 | 6.8 | 13 | 5 | 133.39 | 32.3 | 220.0 |
| 5 | Northwestern | 4 | 124 | 83 | 66.9 | 938 | 7.6 | 4 | 4 | 134.69 | 31.0 | 234.5 |
| 6 | USC | 5 | 142 | 95 | 66.9 | 995 | 7.0 | 8 | 6 | 135.90 | 28.4 | 199.0 |
| 7 | Iowa | 4 | 114 | 74 | 64.9 | 946 | 8.3 | 5 | 2 | 145.57 | 28.5 | 236.5 |
| 8 | Michigan | 4 | 126 | 86 | 68.3 | 989 | 7.8 | 8 | 3 | 150.37 | 31.5 | 247.3 |
| 9 | UCLA | 4 | 118 | 87 | 73.7 | 894 | 7.6 | 8 | 2 | 156.35 | 29.5 | 223.5 |
| 10 | Penn State | 4 | 109 | 78 | 71.6 | 850 | 7.8 | 8 | 2 | 157.61 | 27.3 | 212.5 |
| 11 | Washington | 3 | 85 | 63 | 74.1 | 724 | 8.5 | 5 | 0 | 165.08 | 28.3 | 241.3 |
| 12 | Michigan State | 4 | 93 | 64 | 68.8 | 799 | 8.6 | 8 | 1 | 167.22 | 23.3 | 199.8 |
| 13 | Purdue | 5 | 120 | 84 | 70.0 | 1204 | 10.0 | 6 | 2 | 167.45 | 24.0 | 240.8 |
| 14 | Maryland | 2 | 46 | 32 | 69.6 | 436 | 9.5 | 4 | 1 | 173.54 | 23.0 | 218.0 |
| 15 | Illinois | 3 | 93 | 70 | 75.3 | 797 | 8.6 | 9 | 1 | 177.04 | 31.0 | 265.7 |
| 16 | Wisconsin | 6 | 169 | 133 | 78.7 | 1591 | 9.4 | 14 | 1 | 183.94 | 28.2 | 265.2 |
| 17 | Rutgers | 3 | 64 | 44 | 68.8 | 697 | 10.9 | 6 | 1 | 188.04 | 21.3 | 232.3 |
| 18 | Minnesota | 3 | 81 | 67 | 82.7 | 813 | 10.0 | 6 | 0 | 191.47 | 27.0 | 271.0 |