In all the world, Glays (Glays 
) is a rare primarily female, but very infrequently masculine first name. The forename Glays is characteristic of Argentina, where it is a rare feminine name, Nigeria, where it is a very rare feminine name, and Colombia, where it is a very rare epicene name. Not in comparison with a country's population, it is the most numerous in Nigeria, Argentina, and Brazil. Also, Glays is the last name as well as the forename.