Cognomen นิยาภรณ์ (นิยาภรณ์ 
) , in the entire world, is a very rare surname. The surname นิยาภรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, นิยาภรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิยาภรณ์ | Thailand |