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Cognomen Kopij (Kopij , Копий ) , in the world, is quite a rare family name. The surname Kopij is habitual in Eastern Europe, particularly Poland, where it is quite a rare surname, Russia, where it is a rare surname, and Belarus. Not in comparison with a country's population, it most frequently occurs in Poland, Russia, and Germany. Likewise, Kopij is the forename as well as the last name.