Crossword clues for the word: BUCHANAN The word BUCHANAN has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for BUCHANAN Showing 1 to 10 of 10 results Clue(s) "Tom or Daisy of ""The Great Gatsby""" 15th president 15th President of the United States America's only bachelor president Bachelor President Colin —, actor who played DI Peter Pascoe in BBC TV series Dalziel and Pascoe Conservative politician Pat Notable lifelong bachelor in U.S. history Only president to be a lifelong bachelor Polk's secretary of state