Surname พงเพ็ญ (พงเพ็ญ 
) , globally, is an extremely rare last name. The family name พงเพ็ญ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, พงเพ็ญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พงเพ็ญ | Thailand |