Cognomen Chambang (Chambang 
) , throughout the world, is a rare last name. The family name Chambang is characteristic of Ethiopia, where it is a rare surname, Thailand, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, this name is the most popular in Ethiopia, Thailand, and India. Much less frequently, Chambang is the forename as well as the last name.