Family name Аира (Aira 
, Ayra 
, 相良 
) , globally, is a widespread cognomen. The last name Аира is characteristic of India, where it is quite a common surname, Peru, where it is quite a rare surname, and Bolivia. In absolute terms, this name is the most popular in India, Indonesia, and Peru. Much less frequently, Аира is the forename as well as the last name.