2018 Big Ten Conference Leaders Passing Defense - Games vs. FBS Power 5 Conference Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Iowa | 11 | 338 | 194 | 57.4 | 2061 | 6.1 | 16 | 18 | 113.59 | 30.7 | 187.4 |
| 2 | Maryland | 10 | 284 | 151 | 53.2 | 2071 | 7.3 | 15 | 16 | 120.58 | 28.4 | 207.1 |
| 3 | Penn State | 11 | 337 | 176 | 52.2 | 1887 | 5.6 | 11 | 12 | 102.91 | 30.6 | 171.5 |
| 3 | Northwestern | 12 | 443 | 284 | 64.1 | 3037 | 6.9 | 17 | 12 | 128.94 | 36.9 | 253.1 |
| 5 | Wisconsin | 10 | 283 | 165 | 58.3 | 2023 | 7.1 | 11 | 11 | 123.40 | 28.3 | 202.3 |
| 5 | Ohio State | 13 | 473 | 262 | 55.4 | 3277 | 6.9 | 18 | 11 | 121.50 | 36.4 | 252.1 |
| 5 | Indiana | 10 | 313 | 194 | 62.0 | 2587 | 8.3 | 26 | 11 | 151.79 | 31.3 | 258.7 |
| 8 | Michigan State | 11 | 398 | 231 | 58.0 | 2427 | 6.1 | 12 | 10 | 114.18 | 36.2 | 220.6 |
| 8 | Purdue | 12 | 449 | 279 | 62.1 | 3354 | 7.5 | 21 | 10 | 135.87 | 37.4 | 279.5 |
| 10 | Illinois | 9 | 249 | 159 | 63.9 | 2181 | 8.8 | 24 | 9 | 162.02 | 27.7 | 242.3 |
| 11 | Michigan | 10 | 241 | 117 | 48.5 | 1457 | 6.0 | 10 | 8 | 106.39 | 24.1 | 145.7 |
| 11 | Nebraska | 10 | 374 | 211 | 56.4 | 2529 | 6.8 | 15 | 8 | 122.18 | 37.4 | 252.9 |
| 13 | Minnesota | 10 | 294 | 201 | 68.4 | 2208 | 7.5 | 18 | 7 | 146.89 | 29.4 | 220.8 |
| 14 | Rutgers | 10 | 301 | 173 | 57.5 | 1877 | 6.2 | 18 | 6 | 125.60 | 30.1 | 187.7 |