| Name | Meaning | Gender | Origin |
|---|
| Jasmine | Flower
| Female | Persian |
| Jenna | white shadow, white wave | Female | English |
| Jill | youthful | Female | English |
| Jolie | French for pretty | Female | |
| Josh | God Saves | Unisex | English |
| Joy | From Joyce - Gay and joyful | Female | Word |
| Julie | Youthful: Jove's child. A feminine of Julian.
| Female | |
| Juliet | youthful | Female | English |
| June | 6Th Month | Female | English |
| Juno | queen of the heavens | Female | Latin |
| Kate | Pure | Female | English |
| Katelyn | pure | Female | Spelling |
| Katie | Variant of Katherine. Pure.
| Female | English |
| Kayla | crown of laurels | Female | Arabic |
| Kelly | Lively: aggressive.
| Female | Irish |
| Kit Kat | | Unisex | |
| Kit Kat | | Unisex | |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Krystal | Crystal, Ice | Unisex | Greek |
| Kyra | throne | Female | Feminine |
| Lady | A female title of nobility. | Female | |
| Lana | Attractive | Female | English |
| Larissa | name of a city, mythical woman; cheerful one | Female | Ltin |