2018 Pac-12 Conference Leaders Passes Defended - Games in August/September Only through 01/07/2019
| Name | Team | Yr | Pos | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Paulson Adebo | Stanford | SO | CB | 5 | 0 | 12 | 12 | 2.40 |
| 2 | Byron Murphy | Washington | SO | DB | 5 | 0 | 9 | 9 | 1.80 |
| 3 | Ugochukwu Amadi | Oregon | SR | S | 5 | 3 | 5 | 8 | 1.60 |
| 4 | Lorenzo Burns | Arizona | SO | CB | 5 | 0 | 7 | 7 | 1.40 |
| 5 | Darrien Molton | Wash St | SR | CB | 5 | 1 | 5 | 6 | 1.20 |
| 5 | Thomas Graham Jr. | Oregon | SO | CB | 5 | 0 | 6 | 6 | 1.20 |
| 7 | Darnay Holmes | UCLA | SO | DB | 4 | 1 | 4 | 5 | 1.25 |
| 7 | Camryn Bynum | California | SO | CB | 4 | 0 | 5 | 5 | 1.25 |
| 7 | Alijah Holder | Stanford | SR | CB | 4 | 0 | 5 | 5 | 1.25 |
| 7 | Julian Blackmon | Utah | JR | DB | 4 | 0 | 5 | 5 | 1.25 |
| 7 | Jevon Holland | Oregon | FR | S | 5 | 3 | 2 | 5 | 1.00 |
| 7 | Justin Hollins | Oregon | SR | OLB | 5 | 1 | 4 | 5 | 1.00 |
| 7 | Jordan Miller | Washington | SR | DB | 5 | 1 | 4 | 5 | 1.00 |
| 14 | Evan Weaver | California | JR | ILB | 4 | 0 | 4 | 4 | 1.00 |
| 14 | Jalen Thompson | Wash St | JR | S | 5 | 1 | 3 | 4 | 0.80 |
| 14 | John Houston Jr. | USC | JR | ILB | 5 | 0 | 4 | 4 | 0.80 |
| 14 | Isaiah Langley | USC | SR | CB | 5 | 0 | 4 | 4 | 0.80 |
| 18 | Jaylinn Hawkins | California | JR | S | 4 | 3 | 0 | 3 | 0.75 |
| 18 | Ashtyn Davis | California | JR | S | 4 | 2 | 1 | 3 | 0.75 |
| 18 | Nate Landman | Colorado | SO | ILB | 4 | 2 | 1 | 3 | 0.75 |
| 18 | Malik Antoine | Stanford | JR | FS | 4 | 2 | 1 | 3 | 0.75 |
| 18 | Corrion Ballard | Utah | SR | DB | 4 | 1 | 2 | 3 | 0.75 |
| 18 | Tristan Cooper | Arizona | JR | S | 4 | 0 | 3 | 3 | 0.75 |
| 18 | Quentin Lake | UCLA | SO | DB | 4 | 0 | 3 | 3 | 0.75 |
| 18 | Delrick Abrams Jr. | Colorado | JR | DB | 4 | 0 | 3 | 3 | 0.75 |
| 18 | Drew Lewis | Colorado | SR | ILB | 4 | 0 | 3 | 3 | 0.75 |
| 18 | Javelin K. Guidry | Utah | SO | DB | 4 | 0 | 3 | 3 | 0.75 |
| 18 | Chase Lucas | Ariz St | SO | DB | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Jarrius Wallace | Arizona | SO | S | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Shawn Wilson | Oregon St | JR | CB | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Troy Dye | Oregon | JR | ILB | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Marvell Tell III | USC | SR | S | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Marcus Strong | Wash St | JR | CB | 5 | 1 | 2 | 3 | 0.60 |
| 18 | Aashari Crosswell | Ariz St | FR | S | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Demonte King | Ariz St | SR | DB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Tim Hough | Arizona | SR | CB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Jalen Moore | Oregon St | JR | S | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Kaulana Apelu | Oregon | SR | ILB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Iman Marshall | USC | SR | CB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Ajene Harris | USC | SR | CB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Cameron Smith | USC | SR | ILB | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Frank Buncom | Stanford | SR | FS | 5 | 0 | 3 | 3 | 0.60 |
| 18 | Myles Bryant | Washington | JR | DB | 5 | 0 | 3 | 3 | 0.60 |
| 44 | Cameron Goode | California | SO | OLB | 1 | 1 | 1 | 2 | 2.00 |
| 44 | Dasmond Tautalatasi | Ariz St | SR | DB | 2 | 1 | 1 | 2 | 1.00 |
| 44 | Casey Toohill | Stanford | SR | OLB | 3 | 0 | 2 | 2 | 0.67 |
| 44 | Traveon Beck | California | JR | CB | 4 | 1 | 1 | 2 | 0.50 |
| 44 | Rick Gamboa | Colorado | SR | ILB | 4 | 1 | 1 | 2 | 0.50 |
| 44 | Elijah Hicks | California | SO | CB | 4 | 0 | 2 | 2 | 0.50 |
| 44 | Josh Drayden | California | JR | CB | 4 | 0 | 2 | 2 | 0.50 |