Cognomen يلان (Ilan 
, يلان 
) , in the entire world, is quite a common last name. The cognomen يلان is habitual in Israel, where it is quite a rare surname, Philippines, and Malaysia. Not in comparison with a country's population, it is commonest in Philippines, Israel, and Indonesia. Also, يلان is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ilan | France, Israel, United States, Indonesia, Philippines |
| يلان | Iran, Yemen, Iraq |