Surname Kernyuy (Kernyuy 
) , worldwide, is a rare family name. The family name Kernyuy is characteristic of Cameroon, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Kernyuy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kernyuy | Cameroon, United States |