Family name เพ็ญพุฒ (เพ็ญพุฒ 
) , all around the world, is an extremely rare cognomen. The last name เพ็ญพุฒ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, เพ็ญพุฒ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เพ็ญพุฒ | Thailand |