Last name Bonač (Bonač 
) , worldwide, is a very rare family name. The last name Bonač is characteristic of Slovenia, where it is quite a rare surname, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bonač | France, Slovenia |
| johann bonač (1832-1864) (b. 1832) |
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fran bonač SI (b. 1880) |
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| janez bonač SI (b. 1832) |
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| ivan bonač SI (b. 1846) |
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| ivan bonač AT (b. 1906) |
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| stane bonač SI (b. 1908) |
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marko bonač SI |
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| marta vodeb bonač SI (b. 1952) |
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| barbara bonač SI |
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| ludvik bonač SI |
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