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In the world, Sirko (Sirko , Сирко , Серко ) is a rare gender-neutral first name. The first name Sirko is habitual in Ethiopia, where it is a rare gender-neutral name, Bulgaria, where it is a rare male name, and Germany, where it is a very rare masculine name. More frequently, Sirko is the last name as well as the forename.
Sirko is also a name for the fictitious and mythical characters: .