List of Winners:
Season Champion Series Runner-Up
- 2002-03 Houston Aeros 4-3 Hamilton Bulldogs
- 2001-02 Chicago Wolves 4-1 Bridgeport
- 2000-01 Saint John 4-2 Wilkes-Barre/Scranton
- 1999-00 Hartford 4-2 Rochester Americans
- 1998-99 Providence 4-1 Rochester Americans
- 1997-98 Philadelphia 4-2 Saint John
- 1996-97 Hershey 4-1 Hamilton
- 1995-96 Rochester 4-3 Portland Winter Hawks
- 1994-95 Albany River Rats 4-0 Fredericton
- 1993-94 Portland Winter Hawks 4-2 Moncton
- 1992-93 Cape Breton 4-1 Rochester Americans
- 1991-92 Adirondack 4-3 St. John's
- 1990-91 Springfield 4-2 Rochester
- 1989-90 Springfield 4-2 Rochester
- 1988-89 Adirondack 4-1 New Haven
- 1987-88 Hershey 4-0 Fredericton
- 1986-87 Rochester 4-3 Sherbrooke
- 1985-86 Adirondack 4-2 Hershey
- 1984-85 Sherbrooke 4-2 Baltimore
- 1983-84 Maine 4-1 Rochester
- 1982-83 Rochester 4-0 Maine
- 1981-82 New Brunswick 4-1 Binghamton
- 1980-81 Adirondack 4-2 Maine
- 1979-80 Hershey 4-2 New Brunswick
- 1978-79 Maine 4-0 New Haven
- 1977-78 Maine 4-1 New Haven
- 1976-77 Nova Scotia 4-2 Rochester
- 1975-76 Nova Scotia 4-1 Hershey
- 1974-75 Springfield 4-1 New Haven
- 1973-74 Hershey 4-1 Providence
- 1972-73 Cincinnati 4-1 Nova Scotia
- 1971-72 Nova Scotia 4-2 Baltimore
- 1970-71 Springfield 4-0 Providence
- 1969-70 Buffalo 4-0 Springfield
- 1968-69 Hershey 4-1 Quebec
- 1967-68 Rochester 4-2 Quebec
- 1966-67 Pittsburgh 4-0 Rochester
- 1965-66 Rochester 4-2 Cleveland Barons
- 1964-65 Rochester 4-1 Hershey
- 1963-64 Cleveland Barons 4-0 Quebec
- 1962-63 Buffalo 4-3 Hershey
- 1961-62 Springfield 4-1 Buffalo
- 1960-61 Springfield 4-0 Hershey
- 1959-60 Springfield 4-1 Rochester
- 1958-59 Hershey 4-2 Buffalo
- 1957-58 Hershey 4-2 Springfield
- 1956-57 Cleveland Barons 4-1 Rochester
- 1955-56 Providence 4-0 Cleveland
- 1954-55 Pittsburgh 4-2 Buffalo
- 1953-54 Cleveland Barons 4-2 Hershey
- 1952-53 Cleveland Barons 4-3 Pittsburgh
- 1951-52 Pittsburgh 4-2 Providence
- 1950-51 Cleveland Barons 4-3 Buffalo
- 1949-50 Indianapolis 4-0 Cleveland Barons
- 1948-49 Providence 4-3 Hershey
- 1947-48 Cleveland Barons 4-0 Buffalo
- 1946-47 Hershey 4-3 Pittsburgh
- 1945-46 Buffalo 4-3 Cleveland
- 1944-45 Cleveland Barons 4-2 Hershey
- 1943-44 Buffalo 4-0 Cleveland Barons
- 1942-43 Buffalo 3-0 Indianapolis
- 1941-42 Indianapolis 3-2 Hershey
- 1940-41 Cleveland Barons 3-2 Hershey
- 1939-40 Providence 3-0 Pittsburgh
- 1938-39 Cleveland Barons 3-1 Philadelphia
- 1937-38 Providence 3-1 Syracuse
- 1936-37 Syracuse 3-1 Philadelphia
