Cognomen เพชรพรรณ์ (เพชรพรรณ์ 
) , across the world, is an extremely rare surname. The last name เพชรพรรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, เพชรพรรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เพชรพรรณ์ | Thailand |