| Name | Meaning | Gender | Origin |
|---|
| Keene | Ancient.
| Male | |
| Keith | wood, wind; wood-dweller | Male | Scottish |
| Keller | cellar master | Male | |
| Kendall | ruler of the valley | Female | English |
| Kendra | Blend of Ken: (royal obligation:clear water) and Sandra: (protector of man) or Andrea: (manly or masculine).
| Female | English |
| Kerry | dark, dark-haired | Male | Irish |
| Kiara | Italian, light, clear | Female | Spelling |
| King | King's field. King is one of several titles occasionally used as given names.
| Male | English |
| Kiora | Little, Dark | Unisex | Celtic |
| Kira | Dark Lady.
| Female | Russian |
| Kirsten | christian; stone church | Female | Scandinavian |
| Kisha | Hebrew, cassia tree | Female | Spelling |
| Kita | north | Unisex | |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kizzy | From Roots | Female | English |
| Klaus | Scandinavian and German variation of Nicolas | Male | |
| Koko | stork | Female | Japanese |
| Kuma | Bear (Japanese). Also to call - kuma (come) here. | Unisex | |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Kylie | Boomerang. Feminine form of Kyle.
| Female | Aboriginal |
| Kyra | throne | Female | Feminine |
| Lachlan | From the land of lakes.
| Male | Scottish |
| Lala | Tulip | Female | Slavic |