2025 Big Ten Conference Leaders Passing Defense - Games vs. Unranked Teams Only (AP Poll) through 01/02/2026
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Purdue | 7 | 192 | 118 | 61.5 | 1696 | 8.8 | 9 | 2 | 149.05 | 27.4 | 242.3 |
| 2 | Oregon | 10 | 248 | 121 | 48.8 | 1187 | 4.8 | 7 | 10 | 90.25 | 24.8 | 118.7 |
| 3 | Wisconsin | 7 | 200 | 125 | 62.5 | 1137 | 5.7 | 5 | 5 | 113.50 | 28.6 | 162.4 |
| 4 | UCLA | 8 | 208 | 128 | 61.5 | 1465 | 7.0 | 15 | 2 | 142.58 | 26.0 | 183.1 |
| 5 | Northwestern | 9 | 223 | 140 | 62.8 | 1578 | 7.1 | 9 | 5 | 131.06 | 24.8 | 175.3 |
| 6 | Iowa | 9 | 258 | 141 | 54.7 | 1299 | 5.0 | 4 | 9 | 95.08 | 28.7 | 144.3 |
| 7 | Nebraska | 10 | 237 | 143 | 60.3 | 1453 | 6.1 | 7 | 5 | 117.37 | 23.7 | 145.3 |
| 8 | Ohio State | 10 | 245 | 149 | 60.8 | 1223 | 5.0 | 4 | 5 | 104.06 | 24.5 | 122.3 |
| 9 | Penn State | 10 | 273 | 162 | 59.3 | 1613 | 5.9 | 8 | 5 | 114.98 | 27.3 | 161.3 |
| 10 | Rutgers | 10 | 266 | 172 | 64.7 | 2164 | 8.1 | 17 | 4 | 151.07 | 26.6 | 216.4 |
| 11 | Michigan | 9 | 300 | 185 | 61.7 | 1759 | 5.9 | 9 | 10 | 114.15 | 33.3 | 195.4 |
| 12 | Michigan State | 9 | 296 | 190 | 64.2 | 2124 | 7.2 | 16 | 5 | 138.93 | 32.9 | 236.0 |
| 13 | Indiana | 11 | 318 | 192 | 60.4 | 1884 | 5.9 | 5 | 14 | 106.53 | 28.9 | 171.3 |
| 14 | Minnesota | 11 | 309 | 194 | 62.8 | 2065 | 6.7 | 11 | 9 | 124.84 | 28.1 | 187.7 |
| 15 | Illinois | 10 | 336 | 203 | 60.4 | 2042 | 6.1 | 10 | 5 | 118.31 | 33.6 | 204.2 |
| 16 | Washington | 10 | 363 | 206 | 56.7 | 2023 | 5.6 | 12 | 14 | 106.76 | 36.3 | 202.3 |
| 16 | USC | 10 | 312 | 206 | 66.0 | 2098 | 6.7 | 17 | 8 | 135.36 | 31.2 | 209.8 |
| 18 | Maryland | 10 | 337 | 210 | 62.3 | 2282 | 6.8 | 21 | 18 | 129.08 | 33.7 | 228.2 |