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