Cognomen Yulyan (Юлиан 
, Юльян 
, Yulyan 
) , globally, is a rare family name. The surname Yulyan is habitual in Eastern Europe, particularly Bulgaria, where it is a rare surname, Romania, and Belarus, where it is a very rare surname. In absolute terms, it is the most numerous in Indonesia, Romania, and Russia. More prevalently, Yulyan is the forename as well as the last name.