Surname Duangmalai (Duangmalai 
) , in the world, is a very rare cognomen. The family name Duangmalai is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
Siri, Suwatchara, Sukanchana, Nonthawat, Natthapuek, Thanaboon, Panjaporn, Wilailak, Pornchai, Boonlerd, Siriporn, Nipawun, Jirawan, Pathama, Aphinya, Arisara, Umalin, Daruni, Anantachai, and Duanghathai