2018 Mountain West Conference Leaders Passes Defended - Games Lost Only through 01/07/2019
| Name | Team | Yr | Pos | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Dakari Monroe | SJSU | SR | CB | 11 | 2 | 13 | 15 | 1.36 |
| 2 | John Toussaint | SJSU | SR | CB | 11 | 0 | 8 | 8 | 0.73 |
| 3 | Tariq Thompson | SDSU | SO | S | 6 | 0 | 7 | 7 | 1.17 |
| 4 | Ron Smith | SDSU | JR | CB | 6 | 0 | 6 | 6 | 1.00 |
| 4 | Tyler Hall | Wyoming | JR | LB | 6 | 0 | 6 | 6 | 1.00 |
| 4 | Tre Webb | SJSU | SO | CB | 9 | 0 | 6 | 6 | 0.67 |
| 7 | Ethan Aguayo | SJSU | JR | LB | 10 | 1 | 5 | 6 | 0.60 |
| 7 | D'Angelo Ross | New Mexico | SR | CB | 9 | 0 | 5 | 5 | 0.56 |
| 7 | Bijon Parker | New Mexico | SR | S | 9 | 0 | 5 | 5 | 0.56 |
| 10 | Antonio Hull | Wyoming | SR | CB | 6 | 1 | 4 | 5 | 0.83 |
| 10 | Jonathan Lenard, Jr. | SJSU | SO | S | 11 | 1 | 4 | 5 | 0.45 |
| 10 | Jericho Flowers | UNLV | JR | DB | 6 | 0 | 4 | 4 | 0.67 |
| 10 | Marcus Epps | Wyoming | SR | FS | 6 | 0 | 4 | 4 | 0.67 |
| 10 | Youhanna Ghaifan | Wyoming | JR | DT | 6 | 0 | 4 | 4 | 0.67 |
| 10 | Marcus Hayes | New Mexico | FR | S | 8 | 0 | 4 | 4 | 0.50 |
| 10 | Rashad Ajayi | CSU | FR | CB | 9 | 0 | 4 | 4 | 0.44 |
| 10 | Jalin Burrell | New Mexico | SR | CB | 9 | 0 | 4 | 4 | 0.44 |
| 18 | V.J. Banks | CSU | SR | CB | 8 | 3 | 3 | 6 | 0.75 |
| 18 | Parker Baldwin | SDSU | SR | S | 6 | 1 | 3 | 4 | 0.67 |
| 18 | Zane Lewis | Air Force | JR | DB | 7 | 1 | 3 | 4 | 0.57 |
| 18 | Javin White | UNLV | JR | LB | 8 | 1 | 3 | 4 | 0.50 |
| 18 | Stanley Barnwell, Jr. | New Mexico | SR | S | 8 | 1 | 3 | 4 | 0.50 |
| 18 | Avery Williams | Boise St | SO | CB | 3 | 0 | 3 | 3 | 1.00 |
| 18 | Darren Hall | SDSU | FR | CB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Khoury Bethley | Hawai'i | FR | DB | 6 | 0 | 3 | 3 | 0.50 |
| 18 | Ikem Okeke | Hawai'i | JR | DB | 6 | 0 | 3 | 3 | 0.50 |
| 18 | Jocquez Kalili | UNLV | SR | DB | 8 | 0 | 3 | 3 | 0.38 |
| 18 | Tre Thomas | CSU | SR | LB | 9 | 0 | 3 | 3 | 0.33 |
| 29 | Evahelotu Tohi | New Mexico | SR | LB | 5 | 1 | 2 | 3 | 0.60 |
| 29 | Trenton Thompson | SDSU | SO | S | 6 | 1 | 2 | 3 | 0.50 |
| 29 | Dalton Baker | UNLV | SR | DB | 8 | 1 | 2 | 3 | 0.38 |
| 29 | Mike Bell | Fresno St | JR | DB | 2 | 0 | 2 | 2 | 1.00 |
| 29 | DJ Williams | Utah State | JR | CB | 2 | 0 | 2 | 2 | 1.00 |
| 29 | Daniel Brown | Nevada | JR | DB | 5 | 0 | 2 | 2 | 0.40 |
| 29 | Dailen Sutton | Air Force | SR | DB | 5 | 0 | 2 | 2 | 0.40 |
| 29 | Darius Campbell | CSU | SO | CB | 6 | 0 | 2 | 2 | 0.33 |
| 29 | Manu Hudson-Rasmussen | Hawai'i | SR | DB | 6 | 0 | 2 | 2 | 0.33 |
| 29 | Solomon Matautia | Hawai'i | JR | LB | 6 | 0 | 2 | 2 | 0.33 |
| 29 | Ronley Lakalaka | SDSU | SR | LB | 6 | 0 | 2 | 2 | 0.33 |
| 29 | Alijah Halliburton | Wyoming | JR | S | 6 | 0 | 2 | 2 | 0.33 |
| 29 | Milton Bugg III | Air Force | SO | DB | 7 | 0 | 2 | 2 | 0.29 |
| 29 | Dajon Owens | CSU | SO | CB | 8 | 0 | 2 | 2 | 0.25 |
| 29 | Tywan Francis | CSU | FR | S | 8 | 0 | 2 | 2 | 0.25 |
| 29 | Jordan Fogal | CSU | SR | S | 8 | 0 | 2 | 2 | 0.25 |
| 29 | Farrell Hester II | UNLV | SO | LB | 8 | 0 | 2 | 2 | 0.25 |
| 29 | Anthony Hawkins | CSU | JR | CB | 9 | 0 | 2 | 2 | 0.22 |
| 29 | Josh Watson | CSU | SR | LB | 9 | 0 | 2 | 2 | 0.22 |
| 48 | Jesse Osuna | SJSU | JR | LB | 11 | 2 | 1 | 3 | 0.27 |
| 48 | Juju Hughes | Fresno St | JR | DB | 2 | 1 | 1 | 2 | 1.00 |
| 48 | Gaje Ferguson | Utah State | SR | S | 2 | 1 | 1 | 2 | 1.00 |