Cognomen Nitso (Nicho 
, Ницо 
, Nitso 
) , throughout the world, is quite a common last name. The last name Nitso is characteristic of Peru, where it is quite a common surname, Nicaragua, where it is quite a rare surname, and North Macedonia, where it is a rare surname. In absolute terms, it is the most numerous in Peru, Japan, and Indonesia. Also, Nitso is the forename as well as the last name.