2011 Pac-12 Conference Leaders Passes Defended - Games in October Only through 01/09/2012
| Name | Team | Yr | Pos | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Jordan Poyer | Oregon St | JR | DB | 5 | 3 | 9 | 12 | 2.40 |
| 2 | Nickell Robey | USC | SO | DB | 4 | 2 | 4 | 6 | 1.50 |
| 2 | Osahon Irabor | Ariz St | SO | DB | 4 | 1 | 5 | 6 | 1.50 |
| 2 | Damante Horton | Wash St | SO | DB | 5 | 4 | 2 | 6 | 1.20 |
| 5 | Tevin McDonald | UCLA | FR | DB | 4 | 3 | 2 | 5 | 1.25 |
| 5 | Andrew Abbott | UCLA | JR | DB | 4 | 2 | 3 | 5 | 1.25 |
| 5 | Terrance Mitchell | Oregon | FR | DB | 4 | 1 | 4 | 5 | 1.25 |
| 5 | Ifo Ekpre-Olomu | Oregon | FR | DB | 4 | 0 | 5 | 5 | 1.25 |
| 5 | Michael Thomas | Stanford | SR | DB | 5 | 2 | 3 | 5 | 1.00 |
| 10 | Shaquille Richardson | Arizona | SO | DB | 3 | 3 | 1 | 4 | 1.33 |
| 10 | Cliff Harris | Oregon | JR | DB | 3 | 1 | 3 | 4 | 1.33 |
| 10 | Clint Floyd | Ariz St | SR | DB | 4 | 3 | 1 | 4 | 1.00 |
| 10 | Aaron Hester | UCLA | JR | DB | 4 | 1 | 3 | 4 | 1.00 |
| 10 | Josh Hill | California | JR | DB | 4 | 1 | 3 | 4 | 1.00 |
| 10 | Eddie Elder | Ariz St | SR | DB | 4 | 1 | 3 | 4 | 1.00 |
| 10 | Troy Hill | Oregon | FR | DB | 4 | 0 | 4 | 4 | 1.00 |
| 10 | Steve Williams | California | SO | DB | 4 | 0 | 4 | 4 | 1.00 |
| 10 | Deveron Carr | Ariz St | JR | DB | 4 | 0 | 4 | 4 | 1.00 |
| 10 | Deone Bucannon | Wash St | SO | DB | 5 | 2 | 2 | 4 | 0.80 |
| 10 | Rashaad Reynolds | Oregon St | SO | DB | 5 | 1 | 3 | 4 | 0.80 |
| 10 | Mo Lee | Utah | JR | DB | 5 | 1 | 3 | 4 | 0.80 |
| 10 | Johnson Bademosi | Stanford | SR | DB | 5 | 0 | 4 | 4 | 0.80 |
| 10 | Eric Rowe | Utah | FR | DB | 5 | 0 | 4 | 4 | 0.80 |
| 24 | Eddie Pleasant | Oregon | SR | LB | 3 | 1 | 2 | 3 | 1.00 |
| 24 | Stefan McClure | California | FR | DB | 3 | 1 | 2 | 3 | 1.00 |
| 24 | Delano Howell | Stanford | SR | DB | 3 | 0 | 3 | 3 | 1.00 |
| 24 | Alden Darby | Ariz St | SO | DB | 4 | 3 | 0 | 3 | 0.75 |
| 24 | Sean Parker | Washington | SO | DB | 4 | 2 | 1 | 3 | 0.75 |
| 24 | Dion Bailey | USC | FR | LB | 4 | 2 | 1 | 3 | 0.75 |
| 24 | T.J. McDonald | USC | JR | DB | 4 | 2 | 1 | 3 | 0.75 |
| 24 | Chris Galippo | USC | SR | LB | 4 | 1 | 2 | 3 | 0.75 |
| 24 | Desmond Trufant | Washington | JR | DB | 4 | 0 | 3 | 3 | 0.75 |
| 24 | Avery Patterson | Oregon | SO | DB | 4 | 0 | 3 | 3 | 0.75 |
| 24 | Isiah Wiley | USC | JR | DB | 4 | 0 | 3 | 3 | 0.75 |
| 24 | Lance Mitchell | Oregon St | SR | DB | 5 | 1 | 2 | 3 | 0.60 |
| 24 | Conroy Black | Utah | SR | DB | 5 | 1 | 2 | 3 | 0.60 |
| 24 | Derrick Shelby | Utah | SR | DL | 5 | 1 | 2 | 3 | 0.60 |
| 24 | Ryan Lacy | Utah | JR | DB | 5 | 1 | 2 | 3 | 0.60 |
| 24 | Scott Crichton | Oregon St | FR | DL | 5 | 0 | 3 | 3 | 0.60 |
| 24 | Greg Henderson | Colorado | FR | DB | 5 | 0 | 3 | 3 | 0.60 |
| 24 | Terrence Brown | Stanford | JR | DB | 5 | 0 | 3 | 3 | 0.60 |
| 42 | Marc Anthony | California | JR | DB | 2 | 0 | 2 | 2 | 1.00 |
| 42 | Michael Clay | Oregon | JR | LB | 3 | 1 | 1 | 2 | 0.67 |
| 42 | Anthony Gildon | Oregon | SR | DB | 3 | 1 | 1 | 2 | 0.67 |
| 42 | Mark Watley | Arizona | JR | DB | 3 | 0 | 2 | 2 | 0.67 |
| 42 | Mychal Kendricks | California | SR | LB | 4 | 1 | 1 | 2 | 0.50 |
| 42 | Gregory Ducre | Washington | SO | DB | 4 | 1 | 1 | 2 | 0.50 |
| 42 | Shelly Lyons | Ariz St | SR | LB | 4 | 1 | 1 | 2 | 0.50 |
| 42 | Barry Browning | Stanford | SO | DB | 4 | 1 | 1 | 2 | 0.50 |
| 42 | Trevin Wade | Arizona | SR | DB | 4 | 1 | 1 | 2 | 0.50 |