http://www.ranker.com/list/the-best-third-party-presidential-candidates/sesel88,
Frank P. Zeidler
Socialist Party (1976)
Fred Halstead
Socialist Workers Party (1968)
Henry A. Wallace
Progressive Party (1948)
Jacob S. Coxey Sr.
Farmer-Labor Party (1932)
John B. Anderson
independent (1980)
Peter Camejo
Socialist Workers Party (1976)
Peter Cooper
Greenback Party (1876)
Ralph Nader
Green Party and independent (several times)
Robert M. La Follette, Sr.
Progressive Party (1924)
Theodore Roosevelt
Progressive Party (1912)