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Throughout the world, Koyen (Koyen , Коен ) is a very rare gender-neutral first name. The first name Koyen is characteristic of Kyrgyzstan, where it is a rare unisex name, and India, where it is an extremely rare gender-neutral name. More prevalently, Koyen is the last name as well as the forename.
Koyen is also a name for the fictitious and mythical characters: .