Surname ส่วน (Parth 
, Suan 
, Part ) , in the entire world, is a common cognomen. The family name ส่วน is habitual in Malaysia, where it is quite a common surname, Estonia, and Philippines. Not in comparison with a country's population, it is the most numerous in South-eastern Asia, particularly Malaysia, Philippines, and Indonesia. Also, ส่วน is the forename as well as the last name.