Pac-12 Baseball Champions
It's ours.@OregonBaseball are the 2023 Pac-12 Tournament Champions. #GoDucks pic.twitter.com/uKn9KjGwBi
— GoDucks (@GoDucks) May 28, 2023
In several past seasons, the Conference recognized a North Division & South Division champion, denoted "No." and "So.," respectively.
| Year | Regular Season | Tournament |
|---|---|---|
| 2023 | Stanford | Oregon |
| 2022 | Stanford | Stanford |
| 2021 | Arizona | |
| 2020 | No champion | |
| 2019 | UCLA | |
| 2018 | Stanford | |
| 2017 | Oregon State | |
| 2016 | Utah | |
| 2015 | UCLA | |
| 2014 | Oregon State | |
| 2013 | Oregon State | |
| 2012 | Arizona | |
| UCLA | ||
| 2011 | UCLA | |
| 2010 | Arizona State | |
| 2009 | Arizona State | |
| 2008 | Arizona State | |
| 2007 | Arizona State | |
| 2006 | Oregon State | |
| 2005 | Oregon State | |
| 2004 | Stanford | |
| 2003 | Stanford | |
| 2002 | USC | |
| 2001 | USC | |
| 2000 | Arizona State | |
| Stanford | ||
| UCLA | ||
| 1999 | Stanford | |
| 1998 | Washington | |
| 1997 | Washington | |
| 1996 | USC (So.) | |
| Washington (No.) | ||
| 1995 | USC (So.) | |
| Washington State (No.) | ||
| 1994 | Stanford (So.) | |
| Oregon State (No.) | ||
| 1993 | Arizona State (So.) | |
| Washington (No.) | ||
| 1992 | Arizona (So.) | |
| Washington (No.) | ||
| 1991 | USC (So.) | |
| Washington State (No.) | ||
| 1990 | Stanford (So.) | |
| Washington State (No.) | ||
| 1989 | USC | |
| Arizona (So.) | ||
| Washington State (No.) | ||
| 1988 | Arizona State (So.) | |
| Washington State (No.) | ||
| 1987 | Stanford (So.) | |
| Washington State (No.) | ||
| 1986 | UCLA (So.) | |
| Oregon State (No.) | ||
| 1985 | Stanford (So.) | |
| Washington (No.) | ||
| 1984 | Arizona State (So.) | |
| Washington State (No.) | ||
| Portland state (No.) | ||
| 1983 | Oregon State (No.) | |
| Stanford (So.) | ||
| 1982 | Arizona State | |
| 1981 | Arizona State | |
| 1980 | Arizona | |
| California | ||
| 1979 | UCLA | |
| 1978 | USC | |
| 1977 | USC | |
| 1976 | UCLA (So.) | |
| Washington State (No.) | ||
| 1975 | USC | |
| 1974 | USC | |
| 1973 | USC | |
| 1972 | USC | |
| 1971 | USC | |
| 1970 | USC | |
| 1969 | UCLA | |
| 1968 | USC | |
| 1967 | Stanford | |
| 1966 | Stanford (So.) | |
| California (So.) | ||
| Washington State (No.) | ||
| 1965 | USC (So.) | |
| Washington State (No.) | ||
| 1964 | USC (So.) | |
| Oregon (No.) | ||
| 1963 | USC (So.) | |
| Oregon State (No.) | ||
| 1962 | USC (So.) | |
| Oregon State (No.) | ||
| 1961 | USC (So.) | |
| Washington State (No.) | ||
| 1960 | California (So.) | |
| USC (So.) | ||
| Washington State (No.) | ||
| 1958 | USC | |
| 1957 | California | |
| 1956 | Washington State | |
| 1955 | USC | |
| 1954 | Oregon | |
| 1953 | Stanford | |
| 1952 | Oregon State | |
| 1951 | USC | |
| 1950 | Washington State | |
| 1949 | USC | |
| 1948 | USC | |
| 1947 | California | |
| 1946 | USC (So.) | |
| Oregon (No.) | ||
| 1945 | California (So.) | |
| Washington State (No.) | ||
| 1944 | UCLA (So.) | |
| Washington State (No.) | ||
| 1943 | California (So.) | |
| Oregon (No.) | ||
| 1942 | USC (So.) | |
| Oregon (No.) | ||
| 1941 | USC (So.) | |
| Oregon (No.) | ||
| 1940 | California (So.) | |
| Oregon State (No.) | ||
| Washington State (No.) | ||
| 1939 | USC (So.) | |
| Oregon (No.) | ||
| 1938 | California (So.) | |
| Oregon State (No.) | ||
| 1937 | USC (So.) | |
| Oregon (No.) | ||
| 1936 | USC (So.) | |
| Washington State (No.) | ||
| 1935 | California (So.) | |
| USC (So.) | ||
| Oregon (No.) | ||
| 1934 | California (So.) | |
| Oregon (No.) | ||
| 1933 | California (So.) | |
| Washington State (No.) | ||
| 1932 | California (So.) | |
| Washington (No.) | ||
| 1931 | Stanford (So.) | |
| USC (So.) | ||
| Washington (No.) | ||
| 1930 | USC (So.) | |
| Washington (No.) | ||
| 1929 | California (So.) | |
| Washington (No.) | ||
| 1928 | California (So.) | |
| Oregon (No.) | ||
| Washington State (No.) | ||
| 1927 | USC (So.) | |
| Stanford (So.) | ||
| California (So.) | ||
| Washington State (No.) | ||
| 1926 | California (So.) | |
| Washington (No.) | ||
| 1925 | Stanford (So.) | |
| Washington (No.) | ||
| 1924 | California | |
| USC | ||
| Stanford | ||
| 1923 | California (So.) | |
| Washington (No.) | ||
| 1922 | Washington | |
| 1921 | California | |
| 1920 | California | |
| 1919 | Washington | |
| 1918 | Oregon | |
| 1917 | California | |
| 1916 | California |