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Cognomen Crnjin (Crnjin
) , in the entire world, is a very rare family name. The last name Crnjin is habitual in Southern Europe, particularly Serbia, where it is quite a rare surname, and Croatia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Crnjin | Serbia, Croatia |
Slobodan, Radivoje, and Aleksandar