Family name Fanian (Фанян 
, Fanian 
, Фаньян ) , around the world, is a rare cognomen. The last name Fanian is habitual in Russia, where it is a rare surname, Israel, and Colombia, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Russia, Colombia, and Iran. Much less frequently, Fanian is the forename as well as the last name.