2018 Big Ten Conference Leaders Passes Defended - Games vs. Unranked Teams Only (AP Poll) through 01/07/2019
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | Iowa | 11 | 17 | 41 | 58 | 5.27 |
| 2 | Illinois | 9 | 13 | 36 | 49 | 5.44 |
| 2 | Maryland | 7 | 13 | 24 | 37 | 5.29 |
| 4 | Northwestern | 10 | 11 | 47 | 58 | 5.80 |
| 5 | Michigan State | 8 | 10 | 42 | 52 | 6.50 |
| 5 | Penn State | 9 | 10 | 42 | 52 | 5.78 |
| 5 | Wisconsin | 9 | 10 | 38 | 48 | 5.33 |
| 5 | Purdue | 10 | 10 | 32 | 42 | 4.20 |
| 9 | Rutgers | 8 | 8 | 36 | 44 | 5.50 |
| 9 | Michigan | 8 | 8 | 30 | 38 | 4.75 |
| 9 | Minnesota | 9 | 8 | 28 | 36 | 4.00 |
| 9 | Indiana | 8 | 8 | 25 | 33 | 4.13 |
| 13 | Ohio State | 10 | 7 | 44 | 51 | 5.10 |
| 13 | Nebraska | 8 | 7 | 43 | 50 | 6.25 |