Family name นิลาศน์ (นิลาศน์ 
) , all over the world, is a very rare last name. The family name นิลาศน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, นิลาศน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิลาศน์ | Thailand |