Surname นัยวัฒน์ (นัยวัฒน์ 
) , around the world, is a rare last name. The last name นัยวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, นัยวัฒน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นัยวัฒน์ | Thailand |