MLS
| 2014 | Seattle Sounders FC | ||
| 2013 | New York Red Bulls | ||
| 2012 | San Jose Earthquakes | ||
| 2011 | Los Angeles Galaxy | ||
| 2010 | Los Angeles Galaxy | ||
| 2009 | Columbus Crew | ||
| 2008 | Columbus Crew | ||
| 2007 | D.C. United | ||
| 2006 | D.C. United | ||
| 2005 | San Jose Earthquakes | ||
| 2004 | Columbus Crew | ||
| 2003 | Chicago Fire SC | ||
| 2002 | Los Angeles Galaxy | ||
| 2001 | Miami Fusion | ||
| 2000 | Sporting Kansas City | ||
| 1999 | D.C. United | ||
| 1998 | Los Angeles Galaxy | ||
| 1997 | D.C. United | ||
| 1996 | Tampa Bay Mutiny |