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All over the world, Erko (Erko , Эрко , Ерко ) is quite a common dominantly masculine, but seldom female first name. The forename Erko is characteristic of Montenegro, where it is quite a rare male name, Ethiopia, where it is quite a rare dominantly masculine, but uncommonly female name, and Estonia, where it is quite a rare masculine name. In absolute terms, the name is most common in Ethiopia, Algeria, and Germany. Likewise, Erko is the last name as well as the forename.