The Pan-Am Intercollegiate Championships was established after the merger of the Intercollegiate Chess League and the HYPD (Harvard, Yale, Princeton, Dartmouth) League in in 1945.  In 1946, the first Pan-Am Intercollegiate Championships took place, and was won by City College of New York. 

2001 - UMBC/University of Texas - Dallas
2000 - UMBC/University of Texas - Dallas
1999 - UMBC
1998 - UMBC
1997 - BMCC
1996 - UMBC
1995 - Brooklyn/NYU
1994 - BMCC
1993 - Borough of Manhattan CC
1992 - Univ. of Minnesota
1991 - Univ. of Illinois, Champaign
1990 - Harvard
1989 - Berkeley/Harvard
1988 - Harvard
1987 - Yale
1986 - Chicago/Harvard
1985 - Rhode Island College
1984 - Columbia
1983 - Yale
1982 - Toronto
1981 - Toronto
1980 - Toronto
1979 - Univ. of Florida
1978 - Yale University
1977 - Univ. of Pennsylvania
1976 - Univ. of S. Florida
1975 - Nebraska/Harvard
1974 - Toronto
1973 - Toronto/Chicago
1972 - Chicago
1971 - Columbia
1970 - MIT
1969 - McGill (Montreal)
1968 - Chicago
1967 - UC Berkeley
1966 - MIT
1964 - San Jose St.
1962 - Brooklyn College
1960 - Columbia
1958 - Chicago
1956 - Univ. of Chicago
1954 - Fordham
1952 - Columbia
1950 - Columbia
1948 - CCNY
1946 - CCNY