2021 Mountain West Conference Leaders Opponent Penalties - Games vs. Ranked Teams Only (AP Poll) through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Utah State | 2 | 17 | 190 | 8.5 | 95.0 |
| 2 | Hawai'i | 2 | 16 | 170 | 8.0 | 85.0 |
| 3 | Fresno State | 2 | 14 | 157 | 7.0 | 78.5 |
| 4 | Boise State | 4 | 34 | 262 | 8.5 | 65.5 |
| 5 | New Mexico | 2 | 12 | 107 | 6.0 | 53.5 |
| 5 | San Jose State | 2 | 12 | 107 | 6.0 | 53.5 |
| 7 | Air Force | 2 | 17 | 106 | 8.5 | 53.0 |
| 8 | UNLV | 2 | 14 | 84 | 7.0 | 42.0 |
| 9 | San Diego State | 2 | 10 | 83 | 5.0 | 41.5 |
| 10 | Colorado State | 2 | 6 | 65 | 3.0 | 32.5 |
| 11 | Nevada | 1 | 2 | 20 | 2.0 | 20.0 |
| 12 | Wyoming | 1 | 1 | 15 | 1.0 | 15.0 |