Surname Smilian (Смилян 
, Smilian 
) , in all the world, is a very rare cognomen. The surname Smilian is habitual in Bulgaria, where it is a rare surname, Israel, where it is a very rare surname, and Kazakhstan. In absolute terms, it is commonest in Bulgaria, Russia, and Kazakhstan. Likewise, Smilian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Смилян | Bulgaria, Kazakhstan, Russia |
| Smilian | Italy, India, France, Israel, United Kingdom |
| oleksandr smilian |
|