Worldwide, Joser (Joser 
) is a rare male first name. The forename Joser is characteristic of Costa Rica, where it is a rare masculine name, Nicaragua, and Philippines, where it is a rare primarily boy's, but very seldom female name. Not in comparison with a country's population, it is commonest in Philippines, Colombia, and India. Likewise, Joser is the last name as well as the forename.