Cognomen กุลกุฎาธาร (กุลกุฎาธาร 
) , around the world, is an extremely rare last name. The last name กุลกุฎาธาร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กุลกุฎาธาร | Thailand |