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