The NCAA Men's Water Polo Championship has existed since the 1969 season.

No school from outside the state of California has ever surpassed third place. Hence, no non-California school has ever participated in the NCAA Men's Water Polo Championship game.

• 1969 UCLA 5, California 2
• 1970 UC Irvine 7, UCLA 6 (triple-overtime)
• 1971 UCLA 5, San Jose State 3
• 1972 UCLA 10, UC Irvine 5
• 1973 California 8, UC Irvine 4
• 1974 California 7, UC Irvine 6
• 1975 California 9, UC Irvine 8
• 1976 Stanford 13, UCLA 12
• 1977 California 8, UC Irvine 6
• 1978 Stanford 7, California 6 (triple-overtime)
• 1979 UC Santa Barbara 11, UCLA 3
• 1980 Stanford 8, California 6
• 1981 Stanford 17, Long Beach State 6
• 1982 UC Irvine 7, Stanford 4
• 1983 California 10, Southern California 7
• 1984 California 9, Stanford 8
• 1985 Stanford 12, UC Irvine 11 (double-overtime)
• 1986 Stanford 9, California 6
• 1987 California 9, Southern California 8 (overtime)
• 1988 California 14, UCLA 11
• 1989 UC Irvine 9-8 California
• 1990 California 8, Stanford 7
• 1991 California 7, UCLA 6
• 1992 California 12, Stanford 11 (triple-overtime)
• 1993 Stanford 11, Southern California 9
• 1994 Stanford 14, Southern California 10
• 1995 UCLA 10, California 8
• 1996 UCLA 8, Southern California 7
• 1997 Pepperdine 8, Southern California 7 (double-overtime)
• 1998 Southern California 9, Stanford 8 (double-overtime)
• 1999 UCLA 6, Stanford 5
• 2000 UCLA 11, UC San Diego 2
• 2001 Stanford 8, UCLA 5
• 2002 Stanford 7, California 6
• 2003 Southern California 9, Stanford 7 (double-overtime)
• 2004 UCLA 10, Stanford 9 (overtime)