Last name แก้วทอง (Kaewthong 
, แก้วทอง, Kaeothong ) , in the world, is quite a rare cognomen. The cognomen แก้วทอง is habitual in Thailand, where it is quite a rare surname, Myanmar, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewthong | Myanmar, Thailand, United States |
| Keawtong, Kaeothong | Thailand |
Gaeothong, Gaewthong, Gaewtong, Kaekthong, Kaekwthong, Kaemthong, Kaeolaithong, Kaeotong, Kaetong, Kaewsingtong, Kaewtong, Keaiwthong, Keaothong, Keawthong, Keowthong, Khaewtong, and Kieawtong
| ไพฑูรย์ แก้วทอง Thai politician, TH (b. 1936) |
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| นราพัฒน์ แก้วทอง Thai politician, TH (b. 1969) |
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