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Family name Kaewchang (Kaewchang , แก้วช้าง) , across the world, is a rare cognomen. The last name Kaewchang is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Jin, Vitsanuphorn, Thanawarat, Phatthajak, Narissara, Khanittha, Sawangpop, Wilaiwan, Patchaya, Pattarapron, Karnsarith, Saowalak, Warunya, Prajuab, Kunnika, Tanom, Phorn, Herm, Tor, Chakkrit, and Trithipphayanipha