Cognomen Waiga (Waiga 
) , in the world, is a rare surname. The surname Waiga is characteristic of Mauritania, where it is quite a rare surname, Nigeria, where it is a very rare surname, and France, where it is an extremely rare surname. In absolute terms, the name is most common in Mauritania, Nigeria, and Brazil. Likewise, Waiga is the forename as well as the last name.