Tony Cliff (born Yigael Gluckstein 20 May 1917--9 April 2000), was a Palestinian Jewish Trotskyist who was a founding member of the Socialist Review Group which went on to become the Socialist Workers Party.
Tony Cliff (20 May 1917--9 April 2000), who was born Yigael Gluckstein, was a Palestinian-British politician and political theorist. An adherent of the Trotskyist branch of Marxism, he was responsible for founding the Socialist Review Group in 1950, which would go on to become the Socialist Workers Party.