Surname โรจน์สกุลเพชร (โรจน์สกุลเพชร 
) , in all the world, is an extremely rare family name. The surname โรจน์สกุลเพชร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| โรจน์สกุลเพชร | Thailand |