Worldwide, Polonca (Polonca 
) is a rare feminine forename. The first name Polonca is habitual in Southern Europe, particularly Slovenia, where it is quite a rare female name. Likewise, Polonca is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Polonca | Slovenia, Denmark, United States, Austria, Brazil |
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polonca juvan SI (b. 1884) |
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polonca komar Slovene economist, SI (b. 1967) |
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| polonca kovač Slovene children's writer and translator, SI (b. 1937) |
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| polonca končar SI (b. 1947) |
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| polonca dobrajc Slovene politician, SI (b. 1960) |
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| polonca govek Slovene association football player, SI (b. 1979) |
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| stefanic polonca researcher (ORCID 0000-0002-9444-597X) |
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| polonca trebše researcher (ORCID 0000-0003-4979-1336), SI |
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| polonca ferk researcher |
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| polonca küssel-andermann researcher |
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| polonca lovšin SI (b. 1970) |
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| polonca kovač SI (b. 1971) |
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| polonca mrvar SI (b. 1974) |
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| polonca kralj SI (b. 1976) |
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| polonca lesjak SI |
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