2021 Mountain West Conference Leaders Opponent Penalties - Games Lost Only through 01/10/2022
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Fresno State | 3 | 19 | 218 | 6.3 | 72.7 |
| 2 | Hawai'i | 7 | 45 | 469 | 6.4 | 67.0 |
| 3 | Nevada | 5 | 29 | 290 | 5.8 | 58.0 |
| 4 | Utah State | 3 | 20 | 173 | 6.7 | 57.7 |
| 5 | San Jose State | 7 | 41 | 394 | 5.9 | 56.3 |
| 6 | New Mexico | 9 | 56 | 500 | 6.2 | 55.6 |
| 7 | Boise State | 5 | 35 | 275 | 7.0 | 55.0 |
| 8 | UNLV | 10 | 58 | 473 | 5.8 | 47.3 |
| 9 | Air Force | 3 | 21 | 136 | 7.0 | 45.3 |
| 10 | San Diego State | 2 | 10 | 85 | 5.0 | 42.5 |
| 11 | Colorado State | 9 | 40 | 370 | 4.4 | 41.1 |
| 12 | Wyoming | 6 | 22 | 174 | 3.7 | 29.0 |