Cognomen Йулиан (Julian 
, Iulian 
, Yulian 
) , across the world, is a widespread last name. The surname Йулиан is habitual in Spain, where it is a common surname, Poland, and Romania (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Mexico, Spain, and Poland. Also, Йулиан is the forename as well as the last name.