Cognomen ดรุณัยภัทรกุล (ดรุณัยภัทรกุล 
) , around the globe, is an extremely rare surname. The surname ดรุณัยภัทรกุล is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ดรุณัยภัทรกุล | Thailand |