Last name Зилаш (Зилаш 
, Zilash 
) , around the globe, is an extremely rare cognomen. The surname Зилаш is characteristic of Western Asia, particularly Georgia, where it is a very rare surname. Much more frequently, Зилаш is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Зилаш | Kazakhstan |
| Zilash | Georgia |