Last name Нианзу (Nianzou 
, Нианзу 
) , in the entire world, is a rare surname. The cognomen Нианзу is habitual in Ivory Coast, where it is quite a rare surname, France, where it is a very rare surname, and Italy, where it is an extremely rare surname. Very seldom, Нианзу is the forename as well as the last name.