| Name | Meaning | Gender | Origin |
|---|
| 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 |
| Kerry | dark, dark-haired | Male | Irish |
| Kim | chief | Male | English |
| 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 |
| Lane | narrow road | Male | English |
| Larissa | name of a city, mythical woman; cheerful one | Female | Ltin |
| Laura | bay laurel | Female | Latin |
| Lee | Healer
| Male | English |
| Levi | United | Male | Hebrew |
| Liam | Form of William.
| Male | Irish |
| Lily | Lily
| Female | English |
| Lisa | Devoted to God
| Female | English |
| Liz | Hebrew, pledged to God | Female | English |