Cognomen Тер-Мкртичьян (Тер-Мкртичьян 
, Ter-Mkrtichian) , globally, is a very rare surname. The surname Тер-Мкртичьян is habitual in Eastern Europe, particularly Russia, where it is a very rare surname. Parts of the name also exists independently as a first name Тер, and a last name Мкртичьян.