The 2006 West Coast Conference men's basketball tournament took place March 3–6, 2006.
All rounds were held in Spokane, Washington at the McCarthey Athletic Center.
The West Coast Conference Championship Game was televised by ESPN.
The Gonzaga Bulldogs earned their third straight (eighth overall) WCC Tournament title and an automatic bid to the 2006 NCAA tournament.
[2] Adam Morrison of Gonzaga was named Tournament MVP for the second straight year.