Arthur Guinness (disambiguation)
Arthur Guinness is the name of the following people:
- Arthur Guinness (1725–1803), Irish brewer
- Arthur Guinness, 1st Baron Ardilaun (1840–1915), Irish businessman, politician and philanthropist
- Arthur Guinness, 3rd Earl of Iveagh (1937-1992), British-Irish politician
- Arthur Guinness, 4th Earl of Iveagh (* 1969), British politician