Surname โรจน์ถาวร (โรจน์ถาวร 
) , around the world, is a very rare family name. The last name โรจน์ถาวร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, โรจน์ถาวร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| โรจน์ถาวร | Thailand |