Surname พลอยอรุณรุ่ง (พลอยอรุณรุ่ง, Ployarunrung 
) , in the world, is an extremely rare family name. The family name พลอยอรุณรุ่ง is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ployarunrung | Thailand |