Family name เพิ่มสกุล (Permsakul 
, เพิ่มสกุล, Phermsakul ) , in the entire world, is a very rare last name. The cognomen เพิ่มสกุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, เพิ่มสกุล is the forename as well as the last name.