In the entire world, רוסן (Rossen 
, רוסן 
) is a rare principally masculine, but scarcely girly given name. The first name רוסן is characteristic of Bulgaria, where it is quite a rare masculine name, Italy, where it is a very rare largely boy's, but infrequently feminine name, and Philippines, where it is a very rare unisex name. In absolute terms, it most frequently occurs in Bulgaria, the United States, and Philippines. More frequently, רוסן is the last name as well as the forename.