Thomas Buchanan
Thomas Buchanan is the name of:
- Thomas Buchanan Moderator of the General Assembly of the Church of Scotland in 1588
- Thomas Buchanan , Scottish Liberal politician, Under-Secretary of State for India
- Thomas Buchanan , Northern Ireland politician
- Thomas Buchanan , first governor of Liberia and cousin of James Buchanan, president of the United States
- Thomas Buchanan , Archdeacon of Wilts from 1874 until 1911
- Thomas C. Buchanan, Chairman of the Federal Power Commission
- Thomas Buchanan Read, American poet and painter
- Tom Buchanan , British historian
- Tom Buchanan, a fictional character in The Great Gatsby
- Tom Buchanan, a contestant on ''Survivor''