2005 Pacific-10 Conference Men's Basketball Tournament
The 2005 Pacific Life Pacific-10 Conference Men's Basketball Tournament was played between March 10 and March 12, 2005 at Staples Center in Los Angeles, California. The champion of the tournament was Washington, which received the Pac-10's automatic bid to the NCAA Tournament. The Most Outstanding Player was Salim Stoudamire of Arizona.Seeds
The top eight Pacific-10 schools play in the tournament. Teams are seeded by conference record, with a tiebreaker system used to seed teams with identical conference records.
| Seed | School | Conference |
| 1 | Arizona | 15–3 |
| 2 | Washington | 14–4 |
| 3 | UCLA | 11–7 |
| 4 | Stanford | 11–7 |
| 5 | Oregon State | 8–10 |
| 6 | Arizona State | 7–11 |
| 7 | Washington State | 7–11 |
| 8 | California | 6–12 |
Bracket
