Surname Aitor (Aitor 
, Айтор 
, Аитор 
) , worldwide, is a common family name. The cognomen Aitor is characteristic of Spain, where it is quite a common surname, Albania, where it is quite a rare surname, and Venezuela, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Spain, Venezuela, and Mexico. More prevalently, Aitor is the forename as well as the last name.