Last name Thongduang (Thongduang 
) , in the world, is quite a rare family name. The family name Thongduang is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname. Very seldom, Thongduang is the forename as well as the last name.
Wan, Sudarat, Suwaree, Suwachi, Somphit, Sorawit, Sri Aporn, Sriaporn, Anupong, Aphinan, Aphinun, Aekpong, Chatree, Boonsri, Kanlaya, Korawan, Korawit, Komkrit, Krittuch, Panawan, Prathum, Pongpat, Methani, Wiboon, Wichai, Wanida, Supa, Pong, Suksa, Suvit, Annop, Chira, Chiam, Bunma, Kosol, Phong, Pongsit, Lawan, Thada, Wanna, Sawong, Sompop, Chalet, Chusak, Bandit, Pradit, Narong, Nakorn, Jaray, and Pimporn