Cognomen Kesheshyan (Kesheshyan 
, Кешешьян 
, Кешешян 
) , throughout the world, is a rare family name. The cognomen Kesheshyan is habitual in Eastern Europe, particularly Russia, where it is a rare surname, Bulgaria, and Ukraine, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Russia, Bulgaria, and the United States.