Shabel Mordukh Berkovich (1891–?) — participant in revolutionary activity. In 1917, was an active participant in the barricade fighting in Petrograd. From 1920, worked in Latvia in the Left Trade Union of Footwear Industry Workers, distributed illegal communist literature, kept a safe house. In 1931, was beaten by police and suffered a concussion. During the Second World War, worked at a collective farm in the Alatyr District in Chuvashia.