| Name | Meaning | Gender | Origin |
|---|
| Julia | Youthful
| Female | Latin |
| Kada | Not Available | Unisex | American |
| Kat | pure | Female | English |
| Katarina | pure | Female | Czech |
| Katherine | Pure. Used since third century A.D. Early Latin forms Katerina and Caterina became Katharine and Catherine. French Cateline and English Catlyn came into wider use during medieval period when variants multiplied.
| Female | Greek |
| Katinka | after the character in the movie Zoolander | Unisex | |
| Kato | second of twins | Male | African |
| Kazimir | To Destroy Peace | Unisex | Russian |
| Kevin | handsome | Male | Irish |
| Kiara | Italian, light, clear | Female | Spelling |
| Kira | Dark Lady.
| Female | Russian |
| Kitti | | Unisex | Hebrew |
| Klara | Clear, Bright | Unisex | Scandinavian |
| Konrad | Bold, Wise Councelor | Unisex | German |
| Lara | citadel | Female | Russian |
| Laszlo | after the character in the movie Real Genius | Male | Hungarian |
| Laura | bay laurel | Female | Latin |
| Lazar | God Is My Helper | Unisex | Hungarian |
| Leila | dark as the night | Female | Persian |
| Lena | Alluring, Temptress, Light | Female | Greek |
| Lia | dependence | Female | Italian |
| Lili | Consecrated To God | Unisex | German |
| Liliana | lily, a flower | Female | Italian |
| Lilla | lilac | Female | Italian |
| Linda | pretty | Female | |