Cognomen เพ็ชรทองขาว (เพ็ชรทองขาว 
) , throughout the world, is a very rare last name. The family name เพ็ชรทองขาว is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เพ็ชรทองขาว | Thailand |