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