Namesakes
James Buchanan
(m) 1791-1868 
American Presidents 1857-1861
James M. Buchanan Jr.
(m) 1919-2013
Nobel Prize Winners 1986 (economics)
Tanner Buchanan
(m) 1998-
Notable Actors and Entertainers (actor)
Edgar Buchanan
(m) 1903-1979
Notable Actors and Entertainers (actor)
Glenn Buchanan
(m) 1962-
Olympic Medalists 1984 swimming - 100 m butterfly; swimming - 4x100 m medley relay (bronze)
Buck Buchanan
(m) 1940-1992
Hall-of-Famers 1990 (football)
Colin Buchanan
(m) 1966-
Notable Actors and Entertainers (actor)
Daisy Buchanan
(f)
Fictional Characters from Books 1925 The Great Gatsby
Tom Buchanan
(m)
Fictional Characters from Books 1925 The Great Gatsby
Bill Buchanan
(m)
Fictional Characters from Television 2001 24