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Surname Mantashyan (Манташян
, Mantashyan
, Манташиан
) , all over the world, is a rare cognomen. The surname Mantashyan is habitual in Armenia, where it is quite a rare surname, Russia, where it is a rare surname, and Belarus, where it is a very rare surname. Measured by absolute frequency, the name is most common in Russia, Armenia, and Ukraine. Also, Mantashyan is the forename as well as the last name.