John J. Hassett (died 24 November 1955) was an Irish politician and farmer. He was first elected to Dáil Éireann as a Cumann na nGaedheal Teachta Dála (TD) for the Tipperary constituency at the June 1927 general election.[1] He was re-elected at the September 1927 and 1932 general elections.[2] He did not contest the 1933 general election.