Surname جايني (Janine 
, Janie , Janey ) , worldwide, is quite a common last name. The family name جايني is characteristic of Fiji, where it is quite a rare surname, Botswana, and Lebanon. In absolute terms, it is the most numerous in the United States, Mexico, and France. Much more prevalently, جايني is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Janine, Janie, Janey | France, Philippines, South Africa, United States, Germany |
| جايني | Iran |