Last name Eryin (Eryin 
, Ерыин 
) , all around the world, is a very rare family name. The last name Eryin is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is a rare surname, Honduras, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. In absolute terms, this name is the most popular in Nicaragua, Russia, and Venezuela. More frequently, Eryin is the forename as well as the last name.