Around the globe, พจนาวัลย์ (พจนาวัลย์ 
) is a very rare girly given name. The first name พจนาวัลย์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare female name. Likewise, พจนาวัลย์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| พจนาวัลย์ | Thailand |