Cognomen นิวงศ์ (นิวงศ์ 
) , in the entire world, is an extremely rare last name. The last name นิวงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, นิวงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิวงศ์ | Thailand |