Cognomen نيلان (Neelan 
, Neylan 
, Neilan ) , around the world, is quite a rare surname. The last name نيلان is characteristic of Ireland, where it is quite a rare surname, Australia, and New Zealand, where it is a rare surname. In absolute terms, the name is most common in the United States, Australia, and Ireland. Also, نيلان is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Neelan | United Kingdom, South Africa, India, Turkey, United States |
| Neylan | United Kingdom, Ireland, Australia, Turkey, United States |
| Neilan | United Kingdom, Ireland, Australia, South Africa, United States |
| نيلان | Iran, Iraq |