| Name | Meaning | Gender | Origin |
|---|
| Koko | stork | Female | Japanese |
| Kola | | Unisex | Hebrew |
| Krishna | dark, black | Male | Sanskrit |
| 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 |
| Lacy | Derived from Lacey which is a French Nobleman's surname brought to British Isles after Norman conquest.
| Male | |
| Lafayette | Hound Dog from the AristoCats
| Male | |
| Laine | From the long meadow
| Male | |
| Lala | Tulip | Female | Slavic |
| Lanie | | Unisex | |
| Lara | citadel | Female | Russian |
| Larissa | name of a city, mythical woman; cheerful one | Female | Ltin |
| Larry | Abbreviation of Lawrence or Laurence often used as an independent name.
| Male | English |
| Laszlo | after the character in the movie Real Genius | Male | Hungarian |
| Laura | bay laurel | Female | Latin |
| Laurel | Laurel
| Female | Latin |
| Lavern | Woodland.
| Female | |
| Lazarus | God's help | Male | Greek |
| Lea | weary or meadow | Female | English |
| Leah | cow, weary one; glad tidings; mistress, ruler | Female | Hebrew |
| Leander | lion man | Male | Greek |
| Leda | happy | Female | Greek |
| Leia | Weary | Unisex | Hebrew |
| Leif | heir, descendant | Male | Scandinavian |