Cognomen Tatintsyan (Татинцян 
, Tatintsyan 
, Татинтсян ) , in all the world, is a rare surname. The surname Tatintsyan is habitual in Armenia, where it is a rare surname, Russia, and Ukraine, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Russia, the United States, and Armenia. Also, Tatintsyan is the forename as well as the last name.