Surname Phamm (Phamm 
) , in all the world, is a very rare cognomen. The family name Phamm is habitual in Vietnam, where it is a very rare surname, Germany, where it is an extremely rare surname, and the United States. Very seldom, Phamm is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phamm | Vietnam, India, United States, Germany |