MLS Cup and Supporters' Shield champions

Starting in 1996 with the former being the overall winner and the latter being the winner by regular season performance.

• 1996 - D.C. United (Cup, first title) and Tampa Bay Mutiny (Supporters' Shield, only title)
• 1997 - D.C. United (Cup, second title and Supporters' Shield, first title)
• 1998 - Chicago Fire (Cup, first title) and Los Angeles Galaxy (Supporters' Shield, first title)
• 1999 - D.C. United (Cup, third title and Supporters' Shield, second title)
• 2000 - Kansas City Wizards, now Sporting Kansas City (Cup, first title and Supporters' Shield, first title)
• 2001 - San Jose Earthquakes (Cup, first title) and Miami Fusion (Supporters' Shield, only title)
• 2002 - Los Angeles Galaxy (Cup, first title and Supporters' Shield, second title)
• 2003 - San Jose Earthquakes (Cup, second title) and Chicago Fire (Supporters' Shield, first title)
• 2004 - D.C. United (Cup, fourth title) and Columbus Crew (Supporters' Shield, first title)
• 2005 - Los Angeles Galaxy (Cup, second title) and San Jose Earthquakes (Supporters' Shield, first title)
• 2006 - Houston Dynamo (Cup, first title) and D.C. United (Supporters' Shield, third title)
• 2007 - Houston Dynamo (Cup, second title) and D.C. United (Supporters' Shield, fourth title)
• 2008 - Columbus Crew (Cup, first title and Supporters' Shield, second title)
• 2009 - Real Salt Lake (Cup, first title) and Columbus Crew (Supporters' Shield, third title)
• 2010 - Colorado Rapids (Cup, first title) and Los Angeles Galaxy (Supporters' Shield, third title)
• 2011 - Los Angeles Galaxy (Cup, third title and Supporters' Shield, fourth title)
• 2012 - Los Angeles Galaxy (Cup, fourth title) and San Jose Earthquakes (Supporters' Shield, second title)
• 2013 - Sporting Kansas City (Cup, second title) and New York Red Bulls (Supporters' Shield, first title)
• 2014 - Los Angeles Galaxy (Cup, fifth title) and Seattle Sounders FC (Supporters' Shield, first title)
• 2015 - Portland Timbers (Cup, first title) and New York Red Bulls (Supporters' Shield, first title)
• 2016 - Seattle Sounders FC (Cup, first title) and FC Dallas (Supporters' Shield, first title)
• 2017 - Toronto FC (Cup, first title and Supporters' Shield, first title)
• 2018 - Atlanta United (Cup, first title) and New York Red Bulls (Supporters' Shield, second title)
• 2019 - Seattle Sounders FC (Cup, second title) and Los Angeles FC (Supporters' Shield, first title)
• 2020 - Columbus Crew (Cup, second title) and Philadelphia Union (Supporters' Shield, first title)
• 2021 - New York City FC (Cup, first title) and New England Revolution (Supporters' Shield, first title)
• 2022 - Los Angeles FC (Cup, first title) and Los Angeles FC (Supporters' Shield, second title)
• 2023 - Columbus Crew (Cup, third title) and FC Cincinnati (Supporters' Shield, first title)
• 2024 - Los Angeles Galaxy (Cup, sixth title) and Inter Miami CF (Supporters' Shield, first title)