| Jaana | | | Gender: | Female | | Origin: | Finnish |
| | | | | Nickname for Finnish Marjaana, meaning "beloved". |
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| Jacaline | | | Gender: | Female | | Origin: | English |
| | | | | English variant of French Jacqueline, meaning "supplanter". |
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| Jaci | | | Gender: | Female | | Origin: | American |
| | | | | Native American Tupi name meaning "moon". |
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| Jacinda | | | Gender: | Female | | Origin: | English |
| | | | | English form of Port./Spanish Jacinta, meaning "hyacinth flower". |
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| Jacinta | | | Gender: | Female | | Origin: | Spanish |
| | | | | Feminine form of Port./Spanish Jacinto, meaning "hyacinth flower". |
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