Cognomen Antunac (Antunac 
) , worldwide, is a very rare surname. The cognomen Antunac is habitual in Southern Europe, particularly Croatia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Antunac | Croatia |
| ivan antunac Croatian Righteous Among the Nations, HR (b. 1910) |
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| jagoda antunac Croatian actress, HR (b. 1938) |
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| goran antunac (b. 1945) |
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| grga antunac HR |
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| nikola antunac |
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