David Buchanan
David Buchanan may refer to:.
- David Buchanan , American professional baseball pitcher
- David Buchanan , spin bowler for pre-first-class Warwickshire and the Gentlemen
- David Buchanan, English professional footballer
- David Buchanan, professional footballer
- David Buchanan, American bass guitarist with Yankee Grey
- David Buchanan, a fictional character from the soap opera One Life to Live
- David Buchanan , member of the New South Wales Legislative Assembly, and later the Council
- David Buchanan , Scottish writer, author of De Scriptoribus Scotis and relative of historian George Buchanan
- David M. Buchanan, United States Navy sailor and recipient of the Medal of Honor