Worldwide, Thain (Thain 
, 塞恩 
, Тейн 
) is a rare unisex forename. The given name Thain is characteristic of Senegal, where it is a rare masculine name, India, where it is a very rare dominantly girly, but seldom boy's name, and Indonesia, where it is a very rare boy's name. Also, Thain is the last name as well as the forename.