Surname กฤตยาวัฒนกุล (กฤตยาวัฒนกุล 
) , around the world, is an extremely rare cognomen. The family name กฤตยาวัฒนกุล is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กฤตยาวัฒนกุล | Thailand |