Click on an Election Year and a Candidate to Learn More: AICE does not rate or endorse any candidate for political office. 2016 Candidates for the Democratic Party: Hillary Clinton Vice Presidential Nominee Tim Kaine Candidates for the Republican Party: Donald Trump Vice Presidential Nominee Mike Pence Candidates who Have Suspended Their Campaigns: Jim Webb Bobby Jindal Lincoln Chafee Scott Walker Rick Perry Martin O'Malley Mike Huckabee Rand Paul George Pataki Lindsey Graham Carly Fiorina Chris Christie Jeb Bush Jim Gilmore Marco Rubio Ben Carson Ted Cruz John Kasich Bernie Sanders [expand/decrease] 2012 Democratic Incumbent Republican Challenger Barack Obama Mitt Romney Withdrawn Republican Candidates: Ron Paul Newt Gingrich Rick Perry Rick Santorum Michele Bachmann Herman Cain [expand/decrease] 2008 Democratic Nominee Republican Nominee Barack Obama John McCain Withdrawn Candidates: Sam Brownback Rudy Giuliani John Edwards Bill Richardson Mitt Romney Ron Paul Joe Biden Hillary Clinton [expand/decrease] 2004 Republican Incumbent Democratic Nominee Independent George W. Bush John Kerry Ralph Nader Withdrawn Democratic Candidates: Howard Dean Joe Lieberman John Edwards Dennis Kucinich Richard Gephardt Al Sharpton [expand/decrease] 2000 Democratic Nominee Republican Nominee Al Gore George W. Bush [expand/decrease]