Surname Orjen (Orjen 
) , in all the world, is a very rare cognomen. The surname Orjen is habitual in North Macedonia, where it is a rare surname, Philippines, where it is a very rare surname, and Mexico, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Philippines, North Macedonia, and Nigeria. Also, Orjen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Orjen | Philippines, India, Croatia, North Macedonia, Turkey |