Surname Janje (Janje 
) , all around the world, is a very rare family name. The cognomen Janje is habitual in Croatia, where it is a rare surname, Peru, where it is a very rare surname, and Germany, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in India, Peru, and Croatia. More prevalently, Janje is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Janje | Peru, India, Indonesia, Ethiopia, Croatia |