2021 Mountain West Conference Leaders Passes Defended - Games in August/September Only through 01/10/2022
| Name | Team | Yr | Pos | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Cortez Davis | Hawai'i | SR | DB | 5 | 0 | 7 | 7 | 1.40 |
| 2 | Donte Martin | New Mexico | JR | CB | 4 | 0 | 5 | 5 | 1.25 |
| 2 | C.J. Coldon | Wyoming | JR | CB | 4 | 0 | 5 | 5 | 1.25 |
| 4 | Corvan Taylor | Air Force | SR | SS | 4 | 3 | 4 | 7 | 1.75 |
| 4 | Levelle Bailey | Fresno St | JR | LB | 5 | 1 | 4 | 5 | 1.00 |
| 4 | Cameron Lockridge | Hawai'i | JR | DB | 5 | 1 | 4 | 5 | 1.00 |
| 4 | Noah Tumblin | SDSU | SO | CB | 4 | 0 | 4 | 4 | 1.00 |
| 4 | Nehemiah Shelton | SJSU | SR | CB | 4 | 0 | 4 | 4 | 1.00 |
| 4 | Bobby Brown, II | SJSU | SR | DB | 4 | 0 | 4 | 4 | 1.00 |
| 4 | Bralyn Lux | Fresno St | SO | DB | 5 | 0 | 4 | 4 | 0.80 |
| 4 | Elijah Gates | Fresno St | SR | DB | 5 | 0 | 4 | 4 | 0.80 |
| 4 | Khoury Bethley | Hawai'i | SR | DB | 5 | 0 | 4 | 4 | 0.80 |
| 13 | Seyi Oladipo | Boise St | FR | S | 4 | 2 | 3 | 5 | 1.25 |
| 13 | Tyreque Jones | Boise St | SR | S | 4 | 2 | 3 | 5 | 1.25 |
| 13 | Tavian Combs | New Mexico | SO | S | 4 | 2 | 3 | 5 | 1.25 |
| 13 | Jerrick Reed II | New Mexico | SR | S | 4 | 1 | 3 | 4 | 1.00 |
| 13 | Patrick McMorris | SDSU | JR | S | 4 | 1 | 3 | 4 | 1.00 |
| 13 | Trey Taylor | Air Force | SO | FS | 1 | 0 | 3 | 3 | 3.00 |
| 13 | Marshaun Cameron | CSU | SR | DB | 4 | 0 | 3 | 3 | 0.75 |
| 13 | Cedarious Barfield | SDSU | JR | S | 4 | 0 | 3 | 3 | 0.75 |
| 13 | Trenton Thompson | SDSU | SR | S | 4 | 0 | 3 | 3 | 0.75 |
| 13 | Kenyon Reed | SJSU | SO | CB | 4 | 0 | 3 | 3 | 0.75 |
| 13 | Jayden Goodwin | Air Force | SO | SS | 4 | 0 | 3 | 3 | 0.75 |
| 13 | Cam Lampkin | Utah State | JR | CB | 4 | 0 | 3 | 3 | 0.75 |
| 25 | Justin Rice | Utah State | SR | ILB | 4 | 3 | 2 | 5 | 1.25 |
| 25 | Tayler Hawkins | SDSU | SR | CB | 3 | 2 | 2 | 4 | 1.33 |
| 25 | Ray Leutele | New Mexico | SO | LB | 4 | 1 | 2 | 3 | 0.75 |
| 25 | Kai Kaneshiro | Hawai'i | JR | DB | 5 | 1 | 2 | 3 | 0.60 |
| 25 | Hugh Nelson II | Hawai'i | JR | DB | 5 | 1 | 2 | 3 | 0.60 |
| 25 | Daiyan Henley | Nevada | SR | LB | 3 | 0 | 2 | 2 | 0.67 |
| 25 | Tyson Williams | Nevada | SR | DB | 3 | 0 | 2 | 2 | 0.67 |
| 25 | Dominic Tatum | Utah State | JR | S | 3 | 0 | 2 | 2 | 0.67 |
| 25 | Kekaula Kaniho | Boise St | SR | N | 4 | 0 | 2 | 2 | 0.50 |
| 25 | JL Skinner | Boise St | JR | S | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Caleb Biggers | Boise St | SR | CB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Rashad Ajayi | CSU | SR | DB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Patrick Peek | New Mexico | SR | S | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Keshawn Banks | SDSU | SR | DL | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Tysyn Parker | SJSU | SR | LB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Tre Jenkins | SJSU | JR | S | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Andrew Jenkins | SJSU | JR | S | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Alii Matau | SJSU | SR | LB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Tre Bugg III | Air Force | SR | DB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Byron Vaughns | Utah State | JR | DE | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Andre Grayson | Utah State | SR | CB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Nick Heninger | Utah State | SR | DE | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Azizi Hearn | Wyoming | SR | CB | 4 | 0 | 2 | 2 | 0.50 |
| 25 | Arron Mosby | Fresno St | SR | DE | 5 | 0 | 2 | 2 | 0.40 |
| 25 | Evan Williams | Fresno St | JR | DB | 5 | 0 | 2 | 2 | 0.40 |
| 50 | Tyric LeBeauf | Boise St | JR | CB | 4 | 3 | 1 | 4 | 1.00 |