Year | Champion | Score | Runner-Up | Tournament MVP | Arena (City) | Total Attendance |
1987 | UCLA | 76–64 | Washington | Reggie Miller, UCLA | Pauley Pavilion (Los Angeles, California) | 37,663 |
1988 | Arizona | 93–67 | Oregon State | Sean Elliott, Arizona | McKale Center (Tucson, Arizona) | 66,477 |
1989 | Arizona | 73–51 | Stanford | Sean Elliott, Arizona | Great Western Forum (Inglewood, California) | 41,994 |
1990 | Arizona | 94–78 | UCLA | Jud Buechler & Matt Muehlebach, Arizona | University Activity Center (Tempe, Arizona) | 36,052 |
2002 | Arizona | 81–71 | USC | Luke Walton, Arizona | Staples Center (Los Angeles, California) | 67,819 |
2003 | Oregon | 74–66 | USC | Luke Ridnour, Oregon | Staples Center (Los Angeles, California) | 63,663 |
2004 | Stanford | 77–66 | Washington | Josh Childress, Stanford | Staples Center (Los Angeles, California) | 60,126 |
2005 | Washington | 81–72 | Arizona | Salim Stoudamire, Arizona | Staples Center (Los Angeles, California) | 62,147 |
2006 | UCLA | 71–52 | California | Leon Powe, California | Staples Center (Los Angeles, California) | 74,801 |
2007 | Oregon | 81–57 | USC | Tajuan Porter, Oregon | Staples Center (Los Angeles, California) | 84,477 |
2008 | UCLA | 67–64 | Stanford | Darren Collison, UCLA | Staples Center (Los Angeles, California) | 81,809 |
2009 | USC | 66–63 | Arizona State | DeMar DeRozan, USC | Staples Center (Los Angeles, California) | 77,452 |
2010 | Washington | 79–75 | California | Isaiah Thomas, Washington | Staples Center (Los Angeles, California) | 62,292 |
2011 | Washington | 77–75* | Arizona | Isaiah Thomas, Washington | Staples Center (Los Angeles, California) | 56,051 |
2012 | Colorado | 53–51 | Arizona | Carlon Brown, Colorado | Staples Center (Los Angeles, California) | 63,414 |
2013 | Oregon | 78–69 | UCLA | Johnathan Loyd, Oregon | MGM Grand Garden Arena (Las Vegas, Nevada) | 63,750 |
2014 | UCLA | 75–71 | Arizona | Kyle Anderson, UCLA | MGM Grand Garden Arena (Las Vegas, Nevada) | 69,445 |
2015 | Arizona | 80–52 | Oregon | Brandon Ashley, Arizona | MGM Grand Garden Arena (Las Vegas, Nevada) | 70,563 |
2016 | Oregon | 88-57 | Utah | Elgin Cook, Oregon | MGM Grand Garden Arena (Las Vegas, Nevada) | 70,563 |
2017 | Arizona | 83–80 | Oregon | Allonzo Trier, Arizona | T-Mobile Arena (Paradise, Nevada) | 87,910 |
2018 | Arizona | 75-61 | USC | Deandre Ayton, Arizona | T-Mobile Arena (Paradise, Nevada) | 87,910 |
*Denotes overtime game
Season Champion
1915–16 California
Oregon State
1916–17 Washington State
1917–18 No official conference competition
1918–19 Oregon
1919–20 Stanford
1920–21 California
Stanford
1921–22 Idaho
1922–23 Idaho
1923–24 California
1924–25 California
1925–26 California
1926–27 California
1927–28 USC
1928–29 California
1929–30 USC
1930–31 Washington
1931–32 California
1932–33 Oregon State
1933–34 Washington
1934–35 USC
1935–36 Stanford
1936–37 Stanford
1937–38 Stanford
1938–39 Oregon
1939–40 USC
1940–41 Washington State
1941–42 Stanford
1942–43 Washington
1943–44 California
Washington
1944–45 Oregon
UCLA
1945–46 California
1946–47 Oregon State
1947–48 Washington
1948–49 Oregon State
1949–50 UCLA
1950–51 Washington
1951–52 UCLA
1952–53 Washington
1953–54 USC
1954–55 Oregon State
1955–56 UCLA
1956–57 California
1957–58 California
Oregon State
1958–59 California
1959–60 California
1960–61 USC
1961–62 UCLA
1962–63 Stanford
UCLA
1963–64 UCLA
1964–65 UCLA
1965–66 Oregon State
1966–67 UCLA
1967–68 UCLA
1968–69 UCLA
1969–70 UCLA
1970–71 UCLA
1971–72 UCLA
1972–73 UCLA
1973–74 UCLA
1974–75 UCLA
1975–76 UCLA
1976–77 UCLA
1977–78 UCLA
1978–79 UCLA
1979–80 Oregon State
1980–81 Oregon State
1981–82 Oregon State
1982–83 UCLA
1983–84 Oregon State
Washington
1984–85 USC
Washington
1985–86 Arizona
1986–87 UCLA
1987–88 Arizona
1988–89 Arizona
1989–90 Arizona
Oregon State
1990–91 Arizona
1991–92 UCLA
1992–93 Arizona
1993–94 Arizona
1994–95 UCLA
1995–96 UCLA
1996–97 UCLA
1997–98 Arizona
1998–99 Stanford
1999–00 Arizona
Stanford
2000–01 Stanford
2001–02 Oregon
2002–03 Arizona
2003–04 Stanford
2004–05 Arizona
2005–06 UCLA
2006–07 UCLA
2007–08 UCLA
2008–09 Washington
2009–10 California
2010–11 Arizona
2011–12 Washington
2012–13 UCLA
2013–14 Arizona
2014–15 Arizona
2015-16 Oregon
2016-17 Arizona
2017-18 Arizona
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