Cognomen Posavec-Tušek (Posavec-Tušek 
) , all over the world, is a very rare last name. The surname Posavec-Tušek is characteristic of Southern Europe, particularly Croatia, where it is a rare surname. Parts of the name also exists independently as a last name Posavec, and a last name Tušek.
| VARIANT | COUNTRY |
|---|---|
| Posavec-Tušek | Croatia |