Cognomen Bumrungchai (Bumrungchai 
) , around the world, is a very rare family name. The surname Bumrungchai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Bumrungchai is the forename as well as the last name.
Piyaon, Chanapa, Bunnisa, Pimnada, Pongtorn, Pinyapat, Lerdthip, Phra Chatchai, and Phattharasak