Cognomen Адді (Addy 
, Адді 
) , in the entire world, is a common surname. The family name Адді is habitual in Ghana, where it is quite a common surname, Liberia, where it is quite a rare surname, and Brunei. In absolute terms, the name is most common in Ghana, Mexico, and the United States. Also, Адді is the forename as well as the last name.