Democratic Party
Cenk Uygur | Dean Phillips | Joe Biden | Joe Exotic | Marianne Williamson | Terrisa Bukovinac | Kamala Harris
Withdrew before primaries:
Jerome Segal
Democratic National Convention
Republican Party
Donald Trump
Withdrew after primaries began:
Asa Hutchinson | E. W. Jackson | John Anthony Castro | Nikki Haley | Ron DeSantis | Ryan Binkley | Vivek Ramaswamy
Withdrew before primaries began:
Chris Christie | Corey Stapleton | Doug Burgum | Francis X. Suarez | Larry Elder | Mike Pence | Perry Johnson | Steve Laffey | Tim Scott | Will Hurd
Republican National Convention
Libertarian Party
Chase Oliver | Jacob Hornberger | Michael Rectenwald
Green Party
Randy Toler
Withdrew before primaries:
Emanuel Pastreich
Independent/other third parties
Afroman | Cornel West | Peter Sonski | Robert F. Kennedy Jr. | Taylor Marshall | Vermin Supreme
Withdrew before primaries:
Kanye West
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