Last name Aiber (Aiber 
, Айбер 
) , across the world, is a very rare surname. The surname Aiber is characteristic of Venezuela, where it is a very rare surname, Russia, and Peru, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Russia, Venezuela, and Mexico. More frequently, Aiber is the forename as well as the last name.