Last name Надж (Nadj 
, Надж) , in all the world, is quite a rare cognomen. The surname Надж is habitual in Southern Europe, particularly Serbia, where it is quite a common surname, Montenegro, where it is quite a rare surname, and Croatia. Not in comparison with a country's population, it is the most numerous in Serbia, Algeria, and Germany. Much less frequently, Надж is the forename as well as the last name.