Cognomen Phayvong (Phayvong 
) , around the globe, is an extremely rare surname. The surname Phayvong is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Predominantly, Phayvong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phayvong | Laos, United States |