Cognomen กนกกุลชัย (Kanokkulchai 
, กนกกุลชัย , Kanokulchai ) , all around the world, is a rare surname. The surname กนกกุลชัย is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, กนกกุลชัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kanokkulchai | United States, Thailand |
| กนกกุลชัย, Kanokulchai | Thailand |