Out of date, let's try this again:
1952:
Dwight Eisenhower/Richard Nixon (R)1956:
Dwight Eisenhower/Richard Nixon (R)1960:
Richard Nixon/Henry Cabot Lodge Jr. (R)1964:
Lyndon Johnson/Hubert Humphrey (D)1968:
Hubert Humphrey/Edmund Muskie (D)1972:
Richard Nixon/Spiro Agnew (R)1976:
Gerald Ford/Bob Dole (R)1980:
Ronald Reagan/George Bush (R)1984:
Ronald Reagan/George Bush (R)1988:
George Bush/Dan Quayle (R)1992:
Bill Clinton/Al Gore (D)1996:
Bill Clinton/Al Gore (D)2000:
Ralph Nader/Winona LaDuke (G)2004:
Ralph Nader/Peter Camejo (I)2008:
Barack Obama/Joe Biden (D)2012:
Mitt Romney/Paul Ryan (R)2016:
Evan McMullin/Mindy Finn (I)2020:
Joe Biden/Kamala Harris (D)Primaries (D/R)
1952: Hubert Humphrey/Dwight Eisenhower
1956: Adali Stevenson/Dwight Eisenhower
1960: Lyndon Johnson/Nelson Rockefeller
1964: Lyndon Johnson/Margaret Chase Smith
1968: Robert Kennedy/Nelson Rockefeller
1972: Edmund Muskie/Richard Nixon
1976: Scoop Jackson/Gerald Ford
1980: Ted Kennedy/George Bush
1984: Gary Hart/Ronald Reagan
1988: Gary Hart/George Bush
1992: Bill Clinton/George Bush
1996: Bill Clinton/Lamar Alexander
2000: Bill Bradley/John McCain
2004: Howard Dean/George W. Bush
2008: Barack Obama/John McCain
2012: Barack Obama/Mitt Romney
2016: Martin O'Malley/Jeb Bush
2020: Joe Biden/Bill Weld