All around the world, Tunchay (Tunchay 
, ธัญชัย 
) is a very rare primarily masculine, but very infrequently female first name. The first name Tunchay is characteristic of Bulgaria, where it is a rare masculine name, and Thailand, where it is a very rare predominantly male, but scarcely female name. Very seldom, Tunchay is the last name as well as the forename.