Cognomen Phetdaoheuang (Phetdaoheuang 
) , in all the world, is a rare last name. The last name Phetdaoheuang is habitual in Laos, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Also, Phetdaoheuang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phetdaoheuang | Laos, United States |