| Jahr | Meister |
| 1967 | Oakland Clippers / Los Angeles Wolves |
| 1968 | Atlanta Chiefs |
| 1969 | Kansas City Spurs |
| 1970 | Rochester Lancers |
| 1971 | Dallas Tornado |
| 1972 | New York Cosmos |
| 1973 | Philadelphia Atoms |
| 1974 | Los Angeles Aztecs |
| 1975 | Tampa Bay Rowdies |
| 1976 | Toronto Metros-Croatia |
| 1977 | New York Cosmos |
| 1978 | New York Cosmos |
| 1979 | Vancouver Whitecaps |
| 1980 | New York Cosmos |
| 1981 | Chicago Sting |
| 1982 | New York Cosmos |
| 1983 | Tulsa Roughnecks |
| 1984 | Chicago Sting |
| 1985 | - |
| 1986 | - |
| 1987 | - |
| 1988 | - |
| 1989 | - |
| 1990 | - |
| 1991 | - |
| 1992 | - |
| 1993 | - |
| 1994 | - |
| 1995 | - |
| 1996 | D. C. United |
| 1997 | D. C. United |
| 1998 | Chicago Fire |
| 1999 | D. C. United |
| 2000 | Kansas City Wizards |
| 2001 | San José Earthquakes |
| 2002 | Los Angeles Galaxy |
| 2003 | San José Earthquakes |
| 2004 | D. C. United |
| 2005 | Los Angeles Galaxy |
| 2006 | Houston Dynamo |
| 2007 | Houston Dynamo |
| 2008 | Columbus Crew |
| 2009 | Real Salt Lake |
| 2010 | Colorado Rapids |
| 2011 | Los Angeles Galaxy |
| 2012 | - |
