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Cognomen Khongsawad (Khongsawad ) , all around the world, is a very rare surname. The cognomen Khongsawad is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khongsawad | Thailand |
Piyakorn, Pornnarin, Nitchakan, and Thossaphol