Globally, เพชรัฐ (เพชรัฐ 
) is a very rare mostly boy's, but uncommonly feminine forename. The given name เพชรัฐ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare dominantly boy's, but seldom female name.
| VARIANT | COUNTRY |
|---|---|
| เพชรัฐ | Thailand |