Cognomen บ่วง (Buang 
, บ่วง) , throughout the world, is a common last name. The surname บ่วง is characteristic of South-eastern Asia, particularly Malaysia, where it is quite a common surname, Brunei, and Singapore. In absolute terms, it is the most numerous in South-eastern Asia, particularly Malaysia, Indonesia, and Singapore. Likewise, บ่วง is the forename as well as the last name.