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Cognomen Sudchaiya (Sudchaiya , สุดไชยา
) , across the world, is a rare last name. The cognomen Sudchaiya is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sudchaiya, สุดไชยา | Thailand |
Sawat, Pirom, Sangat, Chuthamas, and Phattharakorn