Cognomen พระวงศ์ (Monk Wong 
, พระวงศ์ , Pranawong) , in the world, is a rare family name. The surname พระวงศ์ is characteristic of Thailand, where it is a rare surname, Canada, where it is a very rare surname, and France. Not in comparison with a country's population, it is the most numerous in Thailand, the United States, and Canada. Much less frequently, พระวงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พระวงศ์, Monk Wong | Thailand |
| Pravong | France, Thailand, Canada, United States |
Phrawong, Prabhawong, Pramawong, Prapawong, Praphawong, Prasawong, and Royal Family