Crossword clues for Bush chief of staff John 6 letters:SUNUNUBush chief of staff JohnSUNUNUGeorge Bush's chief of staff JohnSUNUNUBush's Chief of Staff JohnSUNUNUJohn who served as Chief of Staff under George H.W. BushSUNUNUJohn who served as George H.W. Bush's chief of staff