Last name โรจน์รัชต์กูล (โรจน์รัชต์กูล 
) , globally, is an extremely rare family name. The surname โรจน์รัชต์กูล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| โรจน์รัชต์กูล | Thailand |