2017 Pac-12 Conference Leaders Passes Defended - Games in October Only through 01/08/2018
| Name | Team | Yr | Pos | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Jace Whittaker | Arizona | JR | CB | 4 | 3 | 6 | 9 | 2.25 |
| 2 | Manase Hungalu | Oregon St | SR | ILB | 3 | 1 | 4 | 5 | 1.67 |
| 3 | Lorenzo Burns | Arizona | FR | CB | 4 | 2 | 4 | 6 | 1.50 |
| 4 | Chase Lucas | Ariz St | FR | DB | 3 | 1 | 3 | 4 | 1.33 |
| 5 | Evan Worthington | Colorado | JR | DB | 4 | 1 | 4 | 5 | 1.25 |
| 5 | Nick Fisher | Colorado | JR | DB | 4 | 1 | 4 | 5 | 1.25 |
| 5 | Jack Jones | USC | SO | CB | 4 | 1 | 4 | 5 | 1.25 |
| 5 | Arrion Springs | Oregon | SR | CB | 4 | 0 | 5 | 5 | 1.25 |
| 9 | Camryn Bynum | California | FR | CB | 4 | 2 | 2 | 4 | 1.00 |
| 9 | Jarrius Wallace | Arizona | FR | S | 4 | 1 | 3 | 4 | 1.00 |
| 9 | Ugochukwu Amadi | Oregon | JR | CB | 4 | 0 | 4 | 4 | 1.00 |
| 9 | Jay Jay Wilson | Ariz St | JR | TE | 3 | 1 | 2 | 3 | 1.00 |
| 9 | Iman Marshall | USC | JR | CB | 3 | 0 | 3 | 3 | 1.00 |
| 9 | Myles Bryant | Washington | SO | DB | 3 | 0 | 3 | 3 | 1.00 |
| 9 | Vita Vea | Washington | JR | DL | 3 | 0 | 3 | 3 | 1.00 |
| 16 | Dane Cruikshank | Arizona | SR | CB | 4 | 1 | 2 | 3 | 0.75 |
| 16 | Marcus Strong | Wash St | SO | DB | 4 | 1 | 2 | 3 | 0.75 |
| 16 | Dante Wigley | Colorado | SO | DB | 4 | 0 | 3 | 3 | 0.75 |
| 16 | Derek McCartney | Colorado | SR | OLB | 4 | 0 | 3 | 3 | 0.75 |
| 20 | Quenton Meeks | Stanford | JR | CB | 3 | 2 | 0 | 2 | 0.67 |
| 20 | Christian Sam | Ariz St | JR | LB | 3 | 1 | 1 | 2 | 0.67 |
| 20 | Kobe Williams | Ariz St | SO | DB | 3 | 0 | 2 | 2 | 0.67 |
| 20 | Chad Adams | Ariz St | SR | DB | 3 | 0 | 2 | 2 | 0.67 |
| 20 | Isaiah Oliver | Colorado | JR | DB | 3 | 0 | 2 | 2 | 0.67 |
| 20 | Shawn Wilson | Oregon St | SO | CB | 3 | 0 | 2 | 2 | 0.67 |
| 20 | Jalen Moore | Oregon St | SO | S | 3 | 0 | 2 | 2 | 0.67 |
| 20 | Sunia Tauteoli | Utah | SR | LB | 3 | 0 | 2 | 2 | 0.67 |
| 28 | Raymond Davison III | California | SR | OLB | 4 | 1 | 1 | 2 | 0.50 |
| 28 | Deommodore Lenoir | Oregon | FR | CB | 4 | 1 | 1 | 2 | 0.50 |
| 28 | Robert Taylor | Wash St | SR | DB | 4 | 1 | 1 | 2 | 0.50 |
| 28 | Derron Brown | California | JR | S | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Drew Lewis | Colorado | JR | ILB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Tyree Robinson | Oregon | SR | S | 4 | 0 | 2 | 2 | 0.50 |
| 28 | La'Mar Winston Jr. | Oregon | SO | OLB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Jalen Jelks | Oregon | JR | DL | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Ajene Harris | USC | JR | CB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Malik Dorton | USC | JR | DT | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Philip Afia | Utah | SO | DB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Jaylon Johnson | Utah | FR | DB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Javelin K. Guidry | Utah | FR | DB | 4 | 0 | 2 | 2 | 0.50 |
| 28 | Sean Harper Jr. | Wash St | JR | DB | 4 | 0 | 2 | 2 | 0.50 |
| 42 | J'Marcus Rhodes | Ariz St | SR | DB | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Darnay Holmes | UCLA | FR | DB | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Colin Samuel | UCLA | SO | DB | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Omar Hicks-Onu | Oregon St | SO | S | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Brandon Simmons | Stanford | SR | FS | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Justin Reid | Stanford | JR | SS | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Casey Toohill | Stanford | JR | OLB | 3 | 1 | 0 | 1 | 0.33 |
| 42 | Kenny Young | UCLA | SR | LB | 3 | 0 | 1 | 1 | 0.33 |
| 42 | Trey Udoffia | Colorado | FR | DB | 3 | 0 | 1 | 1 | 0.33 |
Note: To qualify, player must have played in 75% of his team's games.