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Cognomen Kaewjaijong (Kaewjaijong ) , in the world, is a rare last name. The surname Kaewjaijong is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewjaijong | Thailand |
Siripak, Supansa, Phuchit, Wuthisak, Yongyuth, Santichai, Chayakorn, Nathaporn, Kanlayanee, and Natcharinee