Michael Moriarty (disambiguation)

Michael Moriarty is an American-Canadian actor.

Michael Moriarty is the name of:

• Michael Moriarty, Irish judge who chaired the Moriarty Tribunal into payment to politicians Charles Haughey and Michael Lowry.
• Michael Moriarty (government official), New York State Insurance Department Deputy Superintendent
• Michael Moriarty, bass guitarist for the band Hey Monday
• Mick Moriarty, Australian musician
• Mike Moriarty (born 1974), baseball player
• Mícheál Ó Muircheartaigh (born 1930), Irish broadcaster, born Michael Moriarty