Surname Айноа (Ainhoa 
, Айноа) , around the globe, is quite a common last name. The cognomen Айноа is habitual in Aland Islands, where it is quite a common surname, Spain, and Uruguay, where it is a rare surname. In absolute terms, the name is most common in Spain, Mexico, and Venezuela. More prevalently, Айноа is the forename as well as the last name.