In all the world, ครองสิทธิ์ (ครองสิทธิ์ 
) is a very rare boy's forename. The first name ครองสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. Much less frequently, ครองสิทธิ์ is the last name as well as the forename.