Harold Goldblatt (born Israel Goldblatt, 5 July 1899 – 22 March 1982) was an actor, theatre director and theatre producer from Northern Ireland. He was born in Manchester, England, to Russian-Jewish parents, and subsequently moved with his family to Northern Ireland, where he grew up in Belfast. He married Leah (Lillie) Rosenweig. They had two living children a daughter Joan and a son Ivan. He founded the Jewish Institute Dramatic Society, and remained a prominent member after their merger with the Northern Ireland Players and the Ulster Theatre in 1940 to form the Group Theatre. He left the Group Theatre in 1959, and in 1963 he formed the Ulster Theatre Company, which included a number of former Group members.