| Name | Meaning | Gender | Origin |
|---|
| Katniss | | Female | |
| Keegan | A thinker: fiery. Form of Hugh.
| Male | Irish |
| Kelly | Lively: aggressive.
| Female | Irish |
| Kevin | handsome | Male | Irish |
| Khaleesi | Modern Invented Name | Female | English |
| Kirk | church | Male | Norse |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Laura | bay laurel | Female | Latin |
| Lauren | bay laurel | Female | English |
| Lazarus | God's help | Male | Greek |
| Leah | cow, weary one; glad tidings; mistress, ruler | Female | Hebrew |
| Legend | A romanticised story from earlier times. One who achieves legendary fame. | Male | English |
| Lennon | small cloak or cape | Male | Irish |
| Lennox | amid the lems, from the field of elm trees | Male | Scottish |
| Leo | Lion.
| Male | Latin |
| Leona | Like A Lion | Female | French |
| Levi | United | Male | Hebrew |
| Lewis | Renowned fighter. Form of Louis.
| Male | English |
| Lexi | Greek, feminine form of Alexander, defending men | Female | English |
| Libby | Diminutive of Elizabeth.
| Female | English |
| Lila | night | Female | Arabic |
| Lilia | Lilac | Female | Slavic |
| Lily | Lily
| Female | English |
| Lionel | Cousin of Lancelot
| Male | Latin |
| Livia | Olive Tree | Female | English |