Cognomen Phamtran (Phamtran 
) , throughout the world, is a very rare last name. The cognomen Phamtran is characteristic of Vietnam, where it is a very rare surname, Australia, and Canada, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Vietnam, Australia, and the United States. Very seldom, Phamtran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phamtran | Australia, Canada, Vietnam, New Zealand, United States |