Last name สาละวัน (Salawan 
, สาละวัน , Salwanu ) , in the world, is a rare surname. The last name สาละวัน is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname, Thailand, where it is a rare surname, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Laos, Thailand, and India. Very seldom, สาละวัน is the forename as well as the last name.