Family name Phax (Phax 
) , around the globe, is a very rare surname. The family name Phax is characteristic of Algeria, where it is a rare surname, South Africa, where it is an extremely rare surname, and the United States. Much less frequently, Phax is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phax | Philippines, Algeria, United States, South Africa |