In the world, กรรมสิทธิ์ (กรรมสิทธิ์ 
) is a very rare dominantly masculine, but uncommonly feminine first name. The first name กรรมสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare primarily male, but very infrequently feminine name. More frequently, กรรมสิทธิ์ is the last name as well as the forename.