Pac-12 Men's Tennis Champions
| Year | School | ||
| 1928 | Stanford | ||
| 1929 | Stanford | ||
| 1930 | California | ||
| 1931 | Stanford | ||
| 1932 | UCLA | ||
| 1933 | California | ||
| Stanford | |||
| 1934 | USC | ||
| 1935 | Stanford | ||
| 1936 | USC | ||
| 1937 | California | ||
| 1938 | USC (So.) | ||
| Washington (No.) | |||
| 1939 | California (So.) | ||
| Washington (No.) | |||
| 1940 | USC (So.) | ||
| Washington (No.) | |||
| 1940 | USC (So.) | ||
| Washington (No.) | |||
| 1941 | USC (So.) | ||
| Washington (No.) | |||
| 1942 | Stanford (So.) | ||
| Washington (No.) | |||
| 1943 | USC (So.) | ||
| Washington (No.) | |||
| 1944 | USC | ||
| 1945 | UCLA | ||
| 1946 | USC (So.) | ||
| Washington (No.) | |||
| 1947 | USC (So.) | ||
| UCLA (So.) | |||
| Washington (No.) | |||
| 1948 | USC (So.) | ||
| UCLA (So.) | |||
| Washington (No.) | |||
| 1949 | USC (So.) | ||
| UCLA (So.) | |||
| Washington (No.) | |||
| 1950 | USC (So.) | ||
| Washington (No.) | |||
| 1951 | UCLA (So.) | ||
| Washington (No.) | |||
| 1952 | California (So.) | ||
| UCLA (So.) | |||
| Washington (No.) | |||
| 1953 | California (So.) | ||
| UCLA (So.) | |||
| Washington (No.) | |||
| 1954 | UCLA (So.) | ||
| Washington (No.) | |||
| 1955 | USC (So.) | ||
| Washington (No.) | |||
| 1956 | UCLA (So.) | ||
| Washington (No.) | |||
| 1957 | UCLA (So.) | ||
| USC (So.) | |||
| Washington (No.) | |||
| 1958 | UCLA | ||
| 1959 | UCLA | ||
| 1960 | UCLA | ||
| 1961 | UCLA | ||
| 1962 | USC | ||
| 1963 | USC | ||
| 1964 | USC | ||
| 1965 | UCLA | ||
| 1966 | USC | ||
| 1967 | USC | ||
| 1968 | USC | ||
| 1969 | UCLA | ||
| 1970 | UCLA | ||
| 1971 | UCLA | ||
| 1972 | Stanford | ||
| 1973 | UCLA | ||
| 1974 | Stanford | ||
| 1975 | UCLA | ||
| 1976 | UCLA (So.) | ||
| Washington (No.) | |||
| 1977 | UCLA (So.) | ||
| Washington (No.) | |||
| 1978 | Stanford (So.) | ||
| Washington (No.) | |||
| 1979 | Stanford (So.) | ||
| Washington (No.) | |||
| 1980 | Stanford (So.) | ||
| USC (So.) | |||
| Washington (No.) | |||
| 1981 | UCLA (So.) | ||
| Washington (No.) | |||
| 1982 | UCLA (So.) | ||
| Washington (No.) | |||
| 1983 | Stanford (So.) | ||
| Wasington (No.) | |||
| 1984 | USC (So.) | ||
| Washington (No.) | |||
| 1985 | UCLA (So.) | ||
| Washington (No.) | |||
| 1986 | UCLA (So.) | ||
| Washington (No.) | |||
| 1987 | USC (So.) | ||
| Wshington (No.) | |||
| 1988 | Stanford (So.) | ||
| Washington (No.) | |||
| 1989 | UCLA (So.) | ||
| Washingon (No.) | |||
| 1990 | UCLA (So.) | ||
| Washington (No.) | |||
| 1991 | USC (So.) | ||
| Washington (No.) | |||
| 1992 | USC (So.) | ||
| Washington (No.) | |||
| 1993 | USC (So.) | ||
| Washington (No.) | |||
| 1994 | USC (So.) | ||
| Washington (No.) | |||
| 1995 | Stanford (So.) | ||
| Washington (No.) | |||
| 1996 | UCLA (So.) | ||
| Washington (No.) | |||
| 1997 | Stanford (So.) | ||
| Washington (No.) | |||
| 1998 | Stanford | ||
| 1999 | Stanford | ||
| UCLA | |||
| 2000 | Stanford | ||
| 2001 | Stanford | ||
| 2002 | UCLA | ||
| 2003 | Stanford | ||
| 2004 | UCLA | ||
| USC | |||
| 2005 | UCLA | ||
| Washington | |||
| 2006 | Stanford | ||
| UCLA | |||
| 2007 | UCLA | ||
| 2008 | USC | ||
| 2009 | UCLA | ||
| 2010 | Stanford | ||
| USC | |||
| 2011 | USC | ||
| 2012 | USC | ||
| 2013 | UCLA | ||
| 2014 | USC | ||
| 2015 | USC | ||
| Stanford | |||
| 2016 | UCLA | ||
| 2017 | USC | ||
| 2018 | UCLA |