Family name ชลาสัย (ชลาสัย 
) , in the world, is a very rare surname. The cognomen ชลาสัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ชลาสัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ชลาสัย | Thailand |