Globally, ナオヒロ (Naohiro 
, ナオヒロ ) is a rare male first name. The given name ナオヒロ is characteristic of Japan, where it is a rare masculine name, the United States, where it is an extremely rare primarily male, but very seldom girly name, and China, where it is an extremely rare masculine name. Much more frequently, ナオヒロ is the last name as well as the forename.