Family name ดวงฟ้า (Duangfa 
, ดวงฟ้า, Duangfak ) , across the world, is an extremely rare last name. The surname ดวงฟ้า is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ดวงฟ้า is the forename as well as the last name.