Gershon Dua-Bogen (1892 – February 12. 1948 ), alias 'Admoni', was a Polish-Jewish communist leader. He was an active militant of the Communist Party of Poland (KPP) and of the Polish Workers' Party (PPR). He emigrated to the British Mandate of Palestine and became the general secretary of the Socialist Workers Party. He was expelled from the territory by the British for his political activities. During the Spanish Civil War, he served as a political commissar in the base of the International Brigades in Albacete.