Joseph Berger-Barzilai (Russian: Иосиф Михайлович Бергер-Барзилай, romanized: Iosif Mikhaylovich Berger-Barzilay, original name Itskhak Mordukhovich Zheliaznik, Russian: Ицхак Мордухович Желязник; 29 November 1904 – 31 March 1978) was a founding member and the secretary of the Communist Party of Palestine and a Comintern official in Soviet who fell victim to Stalin's purges.