Cognomen เพ็งกลัด (เพ็งกลัด 
, Pengklad , Phengklat ) , all over the world, is a rare family name. The family name เพ็งกลัด is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phengklat, เพ็งกลัด, Pengklad | Thailand |