Cognomen Dobriian (Добриян 
, Dobriian ) , worldwide, is quite a rare family name. The last name Dobriian is characteristic of Belarus, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Kazakhstan. In absolute terms, this name is the most popular in Belarus, Russia, and Kazakhstan. Very seldom, Dobriian is the forename as well as the last name.