Last name Szabo-Sinka (Szabo-Sinka 
) , in all the world, is a very rare cognomen. The family name Szabo-Sinka is habitual in Eastern Europe, particularly Romania, where it is a rare surname, and Hungary, where it is a very rare surname. Parts of the name also exists independently as a last name Szabo, and a last name Sinka.
| VARIANT | COUNTRY |
|---|---|
| Szabo-Sinka | Hungary, Romania |