Surname สมสิทธิ

Family name สมสิทธิ (สมสิทธิ , Somsitt) , in all the world, is an extremely rare cognomen. The cognomen สมสิทธิ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, สมสิทธิ is the forename as well as the last name.