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Cognomen Kolpak (Kolpak
, Колпак
) , in the world, is quite a rare last name. The last name Kolpak is characteristic of Eastern Europe, particularly Moldova, where it is quite a rare surname, Belarus, and Ukraine. In absolute terms, it is commonest in Eastern Europe, particularly Ukraine, Russia, and Belarus. Also, Kolpak is the forename as well as the last name.