Last name รวมพงศ์ (รวมพงศ์ 
) , in the world, is a very rare family name. The family name รวมพงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, รวมพงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| รวมพงศ์ | Thailand |