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Surname Dyuk (Dyuk , Дюк ) , in the world, is a rare family name. The last name Dyuk is habitual in Belarus, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Kazakhstan, where it is a very rare surname. In absolute terms, the name is most common in Russia, Belarus, and Egypt. Much less frequently, Dyuk is the forename as well as the last name.