Last name Гулян (Guljan 
, Гулян 
, Gulian 
) , in the world, is quite a rare family name. The last name Гулян is habitual in Armenia, where it is quite a rare surname, Georgia, and Russia. Not in comparison with a country's population, the name is most common in Russia, the United States, and Ukraine. More prevalently, Гулян is the forename as well as the last name.