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Surname Naiyawat (นัยวัฒน์ , Naiyawat
) , throughout the world, is a rare family name. The surname Naiyawat is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, Naiyawat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Naiyawat, นัยวัฒน์ | Thailand |