Cognomen Ruša (Руша 
, Ruša 
) , across the world, is a very rare family name. The family name Ruša is characteristic of Croatia, where it is a rare surname, and Russia, where it is an extremely rare surname. Likewise, Ruša is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Руша | Kazakhstan, Russia |
| Ruša | Croatia |
|
ruša bojc SI (b. 1911) |
|