John Entick (c.1703 – May 1773) was an English schoolmaster and author. He was largely a hack writer, working for , and he padded his credentials with a bogus M.A. and a portrait in clerical dress; some of his works had a more lasting value. In the leading case Entick v Carrington of 1765 he won a legal victory as plaintiff that defined the limits of executive power in the view of the English judiciary.