Surname Mananyan (Мананян 
, Mananyan 
) , around the world, is a very rare last name. The surname Mananyan is habitual in Greece, where it is a very rare surname, Russia, and Ukraine, where it is an extremely rare surname. In absolute terms, it is the most numerous in Russia, Greece, and the United States. Very seldom, Mananyan is the forename as well as the last name.