Cognomen Jjenny (Jjenny 
) , across the world, is an extremely rare family name. The surname Jjenny is characteristic of Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. More frequently, Jjenny is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jjenny | Colombia, Mexico, United States, Australia |