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Cognomen Matyushyn (Матюшин , Matyushyn , Матиушин ) , all over the world, is quite a common surname. The family name Matyushyn is habitual in Eastern Europe, particularly Russia, where it is quite a rare surname, Belarus, and Ukraine. Measured by absolute frequency, the name is most common in Russia, Ukraine, and Kazakhstan. Very seldom, Matyushyn is the forename as well as the last name.