Cognomen Goang (Goang 
) , around the world, is a rare last name. The last name Goang is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname, Indonesia, where it is a very rare surname, and Vietnam, where it is an extremely rare surname. In absolute terms, the name is most common in Indonesia, Malaysia, and China. Much less frequently, Goang is the forename as well as the last name.