The 1999 All-Pacific-10 Conference football team consists of American football players chosen for All-Pacific-10 Conference teams for the 1999 Pacific-10 Conference football season.

Offensive selections

Quarterbacks

• Todd Husak, Stanford (Coaches-1)
• Marques Tuiasosopo, Washington (Coaches-2)

Running backs

• Trung Canidate, Arizona (Coaches-1)
• Reuben Droughns, Oregon (Coaches-1)
• Ken Simonton, Oregon St. (Coaches-2)
• J. R. Redmond, Arizona St. (Coaches-2)

Wide receivers

• Dennis Northcutt, Arizona (Coaches-1)
• Troy Walters, Stanford (Coaches-1)
• Danny Farmer, UCLA (Coaches-2)
• DeRonnie Pitts, Stanford (Coaches-2)

Tight ends

• Todd Heap, Arizona St. (Coaches-1)
• Brandon Manumaleuna, Arizona (Coaches-2)

Offensive linemen

• Mike McLaughlin, Stanford (Coaches-1)
• Travis Claridge, USC (Coaches-1)
• Jeff Cronshagen, Stanford (Coaches-1)
• Marvel Smith, Arizona St. (Coaches-1)
• Aaron Koch, Oregon St. (Coaches-1)
• Chad Ward, Washington (Coaches-2)
• Kurth Connell, Washington (Coaches-2)
• Bruce Wiggins, Arizona (Coaches-2)
• Josh Beckett, Oregon (Coaches-2)
• Steven Grace, Arizona (Coaches-2)
• Jason White, Oregon St. (Coaches-2)

Defensive selections

Defensive ends

• Andre Carter, California (Coaches-1)
• Erik Flowers, Arizona St. (Coaches-1)
• Larry Tripplett, Washington (Coaches-2)
• Joe Tafoya, Arizona (Coaches-2)

Defensive tackles

• Willie Howard, Stanford (Coaches-1)
• Jacob Waasdorp, California (Coaches-1)
• Ennis Davis, USC (Coaches-2)
• Kenyon Coleman, UCLA (Coaches-2)

Linebackers

• Sekou Sanyika, California (Coaches-1)
• Peter Sirmon, Oregon (Coaches-1)
• Adam Archuleta, Arizona St. (Coaches-1)
• Steve Gleason, Washington St. (Coaches-2)
• Marcus Bell, Arizona (Coaches-2)
• Riall Johnson, Stanford (Coaches-2)

Defensive backs

• Deltha O'Neal, California (Coaches-1)
• Michael Fletcher, Oregon (Coaches-1)
• David Gibson, USC (Coaches-1)
• Courtney Jackson, Arizona St. (Coaches-1)
• Dennis Weathersby, Oregon St. (Coaches-2)
• Hakim Akbar, Washington (Coaches-2)
• Jermaine Smith, Washington (Coaches-2)
• Justin Wilcox, Oregon (Coaches-2)

Special teams

Placekickers

• Mike Biselli, Stanford (Coaches-1)
• Rian Lindell, Washington St. (Coaches-2)

Punters

• Nick Harris, California (Coaches-1)
• Kurtis Doerr, Oregon (Coaches-2)

Return specialists/All purpose

• Deltha O'Neal, California (Coaches-1)
• Emory Brock, Stanford (Coaches-1)
• J. R. Redmond, Arizona St. (Coaches-1)
• Michael Fletcher, Oregon (Coaches-2)
• Dietrich Moore, Oregon (Coaches-2)

Key

Coaches = selected by the conference coaches^{[1] [2]}