| Name | Meaning | Gender | Origin |
|---|
| Leonard | lion-hearted | Male | |
| Leslie | dweller in the gray castle; small meadow | Female | Scottish |
| Levi | United | Male | Hebrew |
| Lew | Refuge | Unisex | |
| Lewis | Renowned fighter. Form of Louis.
| Male | English |
| Liam | Form of William.
| Male | Irish |
| Lima | Mythical Goddess Of The Threshold | Unisex | Latin |
| Lincoln | Capital of Nebraska, USA. Old English: home by the pond | Male | English |
| Lindy | Serpent | Unisex | English |
| Link | English, town by the pool | Male | Word |
| Lionel | Cousin of Lancelot
| Male | Latin |
| Lister | | Unisex | Hebrew |
| Little | | Male | Hebrew |
| Lloyd | gray | Male | Welsh |
| Lohr | | Unisex | |
| Lorenzo | Form of Lawrence. Lorenzo de' Medici was a patron of Michaelangelo and Da Vinci.
| Male | Italian |
| Lou | Famous Warrior | Male | English |
| Louis | famed warrior | Male | |
| Louise | Renowned fighter. Feminine of Louis.
| Female | |
| Love | loved one | Female | Word |
| Luca | man from Lucania | Male | Italian |
| Lucas | Form of Luke light: illumination.
| Male | Latin |
| Luis | Famous fighter
| Male | |
| Luke | Light | Male | Greek |
| Lumpy | | Unisex | Hebrew |