Last name ואינה (Huayna 
, ואינה 
) , in the entire world, is quite a rare family name. The cognomen ואינה is characteristic of Latin America and the Caribbean, particularly Peru, where it is quite a rare surname, Bolivia, where it is a rare surname, and Chile, where it is a very rare surname. Much less frequently, ואינה is the forename as well as the last name.