Family name Phromlak (Phromlak 
) , all over the world, is a very rare surname. The family name Phromlak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Phromlak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phromlak | United States, Thailand |