Last name กรรัตนศักดิ์ (กรรัตนศักดิ์ 
) , in the entire world, is an extremely rare family name. The family name กรรัตนศักดิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| กรรัตนศักดิ์ | Thailand |