Last name โรจนวรเกียรติ (โรจนวรเกียรติ 
) , throughout the world, is a very rare cognomen. The family name โรจนวรเกียรติ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| โรจนวรเกียรติ | Thailand |