Buchanan may refer to:

People

* Buchanan (surname)

Places

Africa

* Buchanan, Liberia, a large coastal town

Antarctica

* Buchanan Point, Laurie Island

Australia

* Buchanan, New South Wales * Buchanan, Northern Territory, a locality * Buchanan, South Australia, a locality

Canada

* Buchanan, Saskatchewan * Rural Municipality of Buchanan No. 304, Saskatchewan

Puerto Rico

* Fort Buchanan, Puerto Rico, a US Army installation

United Kingdom

* Buchanan, Stirling, Scotland

United States

*Buchanan, Tuolumne County, California, unincorporated community * Fort Buchanan, Kansas, a former town and pioneer fort * Buchanan, Georgia, city * Buchanan, Indiana, unincorporated community * Buchanan, Iowa, unincorporated community * Buchanan, Michigan, city * Buchanan, New York, village * Buchanan, North Dakota, city * Buchanan, Oregon, unincorporated community * Buchanan, Tennessee * Buchanan, Texas, former community * Buchanan, Virginia, town * Buchanan, Wisconsin, town * Buchanan Township, Michigan * Fort Buchanan, Arizona, former US Army base

Music

* Buchanan (band), an Australian alternative rock band

Other uses

* Clan Buchanan * Buchanan (car), an Australian carmaker * Buchanan (horse), an American Thoroughbred racehorse, the winner of the 1884 Kentucky Derby * Buchanan High School (Clovis, California), a high school in Clovis, California, USA * Buchanan High School, North Lanarkshire, a high school in Coatbridge, North Lanarkshire, Scotland * Buchanan's, a brand of Scotch whisky * ''Buchanan v. Warley'', a 1917 United States Supreme Court case.