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Family name Dudik (Dudik , דודיק , Дудик ) , globally, is quite a rare cognomen. The cognomen Dudik is habitual in Eastern Europe, particularly Slovakia, where it is quite a rare surname, Belarus, and Ukraine. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Ukraine, Russia, and Belarus. Much less frequently, Dudik is the forename as well as the last name.