Surname ارنون (Arnon 
, Arnun 
, ارنون) , all around the world, is quite a rare cognomen. The surname ارنون is characteristic of Israel, where it is quite a common surname, Austria, where it is quite a rare surname, and Hungary, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Israel, Austria, and Thailand. More frequently, ارنون is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arnon | Austria, Thailand, Israel, Philippines, Brazil |
| Arnun | Mexico, India, Thailand, Honduras |