Surname Kaewchai (Kaewchai 
, แก้วชัย) , across the world, is a rare family name. The surname Kaewchai is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname. Very seldom, Kaewchai is the forename as well as the last name.
Aor, Charoen, Kanitta, Kanjana, Perawit, Piyatus, Phatdee, Rungrat, Jutatip, Uraiwan, Sirichai, Sirijitlada, Supakiat, Supaporn, Suppawan, Srisupurn, Arasanun, Chadarat, Chayapon, Baworntus, Benjamat, Kanchana, Chanika, Angkana, Sorasich, Sermsak, Anan, Metta, Artit, Kamon, Decha, Jitra, Thada, Vitas, Sathit, Sukrit, Kanokwan, Susira, Bancha, Junsri, Onauma, Wichai, Sangwan, Sarucha, Sirirat, Supanun, Sumonta, Sudarat, Attaya, and Konchawan