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Cognomen Cheyasawan (Cheyasawan ) , in all the world, is a very rare surname. The surname Cheyasawan is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Cheyasawan | Thailand |
Witida, Anuchit, Chanchai, Chittipat, and Tanchanoke