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Last name Hayko (Hayko , هايكو , Хайко ) , around the globe, is a rare surname. The family name Hayko is characteristic of Belarus, where it is quite a rare surname, Armenia, where it is a rare surname, and Myanmar. Not in comparison with a country's population, it most frequently occurs in Belarus, Myanmar, and Russia. Much less frequently, Hayko is the forename as well as the last name.