Cognomen அண்ணா (Nana 
, அண்ணா) , in the world, is a widespread surname. The cognomen அண்ணா is characteristic of Georgia, where it is a widespread surname, Cameroon, where it is a common surname, and Lebanon, where it is quite a common surname (explore the name in all countries). Not in comparison with a country's population, the name is most common in Cameroon, Georgia, and Nigeria. More frequently, அண்ணா is the forename as well as the last name.