Cognomen Юлон (Iulon 
, Юлон 
) , across the world, is a very rare surname. The family name Юлон is characteristic of Western Asia, particularly Georgia, where it is quite a rare surname. Likewise, Юлон is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iulon | Italy, Georgia |
| Юлон | Russia, Ukraine |