| Name | Meaning | Gender | Origin |
|---|
| Julia | Youthful
| Female | Latin |
| Juliet | youthful | Female | English |
| Juliette | youthful | Female | |
| June | 6Th Month | Female | English |
| Kalara | Clear, Bright | Unisex | Latin |
| Kalila | beloved | Female | Arabic |
| Kassandra | Shining On Mankind | Unisex | Greek |
| Kate | Pure | Female | English |
| 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 |
| Katja | Pure.
| Female | |
| Kaya | my elder sister | Female | Native |
| Kayla | crown of laurels | Female | Arabic |
| Kimberly | Cyneburga's Royal Forest, Meadow | Female | English |
| Kiri | tree bark | Female | Maori |
| Lavender | Lavender, A Purple Flower | Female | English |
| Layla | night | Female | Arabic |
| Layla | night | Female | Arabic |
| Lexi | Greek, feminine form of Alexander, defending men | Female | English |
| Libby | Diminutive of Elizabeth.
| Female | English |
| Liberty | Free
| Female | Word |
| Lila | night | Female | Arabic |
| Lilac | Bluish Purple | Female | Latin |
| Lilah | The Lily | Unisex | |
| Lilia | Lilac | Female | Slavic |
| Liliana | lily, a flower | Female | Italian |