Globally, Sasin (Sasin 
, ศศิน , ศศินทร์ ) is quite a rare unisex forename. The first name Sasin is characteristic of Thailand, where it is a rare unisex name, Saudi Arabia, where it is a very rare boy's name, and India, where it is a very rare unisex name. Also, Sasin is the last name as well as the forename.