Around the world, Ratnin (หนูนิน 
, รัตนิน , Ratnin 
) is a rare epicene forename. The first name Ratnin is characteristic of Thailand, where it is a rare unisex name, and India, where it is an extremely rare principally girly, but very seldom male name. Also, Ratnin is the last name as well as the forename.