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Cognomen Ćiro (Ciro
, Ćiro
) , in all the world, is a common surname. The family name Ćiro is habitual in Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Colombia, and Venezuela, where it is quite a rare surname. More frequently, Ćiro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ciro | Colombia, Brazil, Italy, Mexico, Peru |
| Ćiro | Croatia |