Cognomen กอนจาย (กอนจาย 
) , around the globe, is a very rare surname. The family name กอนจาย is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, กอนจาย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| กอนจาย | Thailand |