Family name เพิ่ม (Adde 
, Adt 
, Addd 
) , across the world, is quite a common surname. The cognomen เพิ่ม is characteristic of Somalia, where it is quite a common surname, Norway, where it is quite a rare surname, and France. In absolute terms, it is commonest in Somalia, France, and Indonesia. Also, เพิ่ม is the forename as well as the last name.