2018 Mountain West Conference Leaders Passes Defended - Games in August/September Only through 01/07/2019
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | San Jose State | 4 | 7 | 25 | 32 | 8.00 |
| 2 | Colorado State | 5 | 4 | 21 | 25 | 5.00 |
| 3 | Nevada | 5 | 3 | 16 | 19 | 3.80 |
| 3 | Wyoming | 5 | 3 | 16 | 19 | 3.80 |
| 5 | Fresno State | 4 | 8 | 15 | 23 | 5.75 |
| 5 | Hawai'i | 6 | 3 | 15 | 18 | 3.00 |
| 7 | San Diego State | 4 | 2 | 14 | 16 | 4.00 |
| 7 | UNLV | 4 | 1 | 14 | 15 | 3.75 |
| 9 | New Mexico | 4 | 8 | 13 | 21 | 5.25 |
| 9 | Air Force | 4 | 2 | 13 | 15 | 3.75 |
| 11 | Utah State | 4 | 5 | 12 | 17 | 4.25 |
| 12 | Boise State | 4 | 2 | 7 | 9 | 2.25 |