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Surname Jefim (Ефим , יפים , Jefim ) , worldwide, is a rare family name. The last name Jefim is habitual in Kyrgyzstan, where it is a rare surname, Bulgaria, and Belarus. Not in comparison with a country's population, it is the most numerous in Russia, Kyrgyzstan, and Poland. Predominantly, Jefim is the forename as well as the last name.