2018 Mountain West Conference Leaders Passes Defended - Games Lost Only through 01/07/2019
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | San Jose State | 11 | 10 | 42 | 52 | 4.73 |
| 2 | UNLV | 8 | 4 | 19 | 23 | 2.88 |
| 3 | San Diego State | 6 | 3 | 29 | 32 | 5.33 |
| 3 | Colorado State | 9 | 3 | 26 | 29 | 3.22 |
| 3 | Wyoming | 6 | 3 | 24 | 27 | 4.50 |
| 3 | Nevada | 5 | 3 | 4 | 7 | 1.40 |
| 7 | New Mexico | 9 | 2 | 27 | 29 | 3.22 |
| 7 | Hawai'i | 6 | 2 | 16 | 18 | 3.00 |
| 7 | Air Force | 7 | 2 | 13 | 15 | 2.14 |
| 10 | Fresno State | 2 | 1 | 5 | 6 | 3.00 |
| 10 | Utah State | 2 | 1 | 5 | 6 | 3.00 |
| 12 | Boise State | 3 | 0 | 9 | 9 | 3.00 |