Globally, Jerca (Jerca 
) is a rare girly first name. The first name Jerca is characteristic of Slovenia, where it is quite a rare female name, Romania, where it is a rare female name, and Philippines, where it is a very rare girly name. Likewise, Jerca is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Jerca | Philippines, Slovenia, Romania, Afghanistan, United States |
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jerca korče Slovenian politician, SI (b. 1990) |
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| jerca vodušek starič Slovene historian, educator and author, SI (b. 1950) |
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| jerca legan cvikl Slovene journalist, SI (b. 1977) |
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| jerca cencelj SI |
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| jerca praprotnik kastelic SI |
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| jerca kramberger škerl SI |
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| jerca bajuk badminton player, SI (b. 1992) |
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