Last name Акунья (Acuña 
, Acuna , Акунья 
) , worldwide, is a widespread surname. The family name Акунья is habitual in Latin America and the Caribbean, particularly Costa Rica, where it is a common surname, Paraguay, and Argentina (explore the name in all countries). In absolute terms, it is the most numerous in Latin America and the Caribbean, particularly Argentina, Mexico, and Colombia. Very seldom, Акунья is the forename as well as the last name.