Surname นิลาศ (นิลาศ 
) , throughout the world, is a very rare family name. The surname นิลาศ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, นิลาศ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิลาศ | Thailand |