Cognomen Nousi (Nousi 
) , in all the world, is a rare surname. The cognomen Nousi is characteristic of Greece, where it is quite a rare surname, Algeria, where it is a rare surname, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Greece, Algeria, and India. Very seldom, Nousi is the forename as well as the last name.