Cognomen Ayros (Ayros 
) , around the world, is a very rare last name. The last name Ayros is characteristic of Latin America and the Caribbean, particularly Peru, where it is a rare surname, Venezuela, where it is an extremely rare surname, and Mexico. In absolute terms, it is commonest in Peru, the United States, and Brazil. Much less frequently, Ayros is the forename as well as the last name.