Surname พวงวงศ์ (พวงวงศ์ 
, Puangwong 
) , in the entire world, is a very rare last name. The surname พวงวงศ์ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พวงวงศ์ | Thailand |
| Puangwong | United States, Thailand |