In all the world, Rostas (Rostas 
, Ростас 
) is a rare unisex first name. The first name Rostas is characteristic of Aland Islands, where it is quite a common male name, Romania, where it is quite a rare unisex name, and Hungary, where it is a rare boy's name. In absolute terms, it is the most numerous in Romania, France, and Hungary. More prevalently, Rostas is the last name as well as the forename.