James Buchanan (disambiguation)
James Buchanan is the name of the following people:
- James Buchanan (1791–1868), American politician, President 1857–1861
- James Buchanan (pastor) (1804–1870), British clergyman
- James Buchanan (politician, 1827) (1827-1891), Australian politician
- James Buchanan (Politician, 1839) (1839-1900), American (New Jersey) politician
- James Buchanan (athlete) (born 1955), Canadian long jumper
- James M. Buchanan (1919–2013), American economist
- James P. Buchanan (1867–1937), American politician