Surname Kiryan (Кирьян 
, Кирян 
, Kiryan 
) , around the world, is quite a rare cognomen. The cognomen Kiryan is habitual in Eastern Europe, particularly Russia, where it is a rare surname, Bulgaria, and Belarus. Measured by absolute frequency, the name is most common in Eastern Europe, particularly Russia, Ukraine, and Bulgaria. Very seldom, Kiryan is the forename as well as the last name.