Last name บำรุงชัย (Bamrungchai 
, Bumrungchai , บำรุงชัย) , throughout the world, is a very rare cognomen. The surname บำรุงชัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, บำรุงชัย is the forename as well as the last name.