Family name Ratchatasetthakul (Ratchatasetthakul 
) , all around the world, is a very rare last name. The surname Ratchatasetthakul is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Ratchatasetthakul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratchatasetthakul | Thailand |