Family name Erii (Erii 
, Эрий 
) , in the world, is a rare last name. The last name Erii is characteristic of Albania, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Italy, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Indonesia, Albania, and China. More prevalently, Erii is the forename as well as the last name.