Cognomen Phommarinh (Phommarinh 
) , throughout the world, is a very rare family name. The surname Phommarinh is habitual in France, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States. Much less frequently, Phommarinh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phommarinh | Canada, France, United States |