Family name รุ่งวรกุล (รุ่งวรกุล, Rungworagul 
) , throughout the world, is an extremely rare last name. The last name รุ่งวรกุล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungworagul | Thailand |