Across the world, ตรีสิทธิ์ (ตรีสิทธิ์ 
) is a very rare male first name. The first name ตรีสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare male name. More prevalently, ตรีสิทธิ์ is the last name as well as the forename.