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Cognomen Tsikin (Цикин , Tsikin , Тсикин ) , worldwide, is a rare last name. The last name Tsikin is characteristic of Estonia, where it is quite a rare surname, Armenia, where it is a rare surname, and Russia. Not in comparison with a country's population, the name is most common in Russia, Estonia, and Belarus. Much less frequently, Tsikin is the forename as well as the last name.