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Cognomen Davtyan (Давтян
, Davtyan
, Давтиан
) , around the world, is a common family name. The cognomen Davtyan is habitual in Armenia, where it is quite a common surname, Russia, where it is quite a rare surname, and Belarus. In absolute terms, this name is the most popular in Russia, Armenia, and Ukraine. Also, Davtyan is the forename as well as the last name.