Family name سيلان (Silan 
, سيلان 
, Seelan 
) , around the globe, is a common last name. The last name سيلان is characteristic of Yemen, where it is quite a common surname, Qatar, and Slovenia, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in India, Yemen, and Saudi Arabia. Very seldom, سيلان is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silan | Philippines, Malaysia, Saudi Arabia, India, South Africa |
| سيلان | Iran, Yemen, Saudi Arabia, Iraq, Syria |
| Seelan | Malaysia, Saudi Arabia, India, Sri Lanka, South Africa |
| Celan | Argentina, Slovenia, India, South Africa, Bosnia and Herzegovina |