John Moriarty

John Moriarty may refer to:


 * John Moriarty (Attorney General) (1855–1915), Irish lawyer and judge
 * John Moriarty (conductor) (1930–2022), American conductor and stage director
 * John Moriarty (writer) (1938–2007), Irish writer and philosopher
 * John Kundereri Moriarty (born 1938), Australian footballer and artist