Family name Phoewhawm (Phoewhawm 
) , in the world, is a very rare last name. The last name Phoewhawm is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phoewhawm | Thailand |
Ravee, Ruathai, Ratchanon, and Pornnaphat