| Name | Meaning | Gender | Origin |
|---|
| Louis | famed warrior | Male | |
| Lourdes | Reference to the Virgin Mary
| Female | Basque |
| Luca | man from Lucania | Male | Italian |
| Lucas | Form of Luke light: illumination.
| Male | Latin |
| Lucia | Light | Female | Italian |
| Luciana | light | Female | Italian |
| Lucie | Light | Unisex | French |
| Lucy | light: illumination.
| Female | English |
| Luka | Of Lucania | Unisex | Russian |
| Luke | Light | Male | Greek |
| Lula | Abundant | Female | English |
| Luna | moon | Female | Latin |
| Lydia | woman from Persia, beauty | Female | Greek |
| Lyra | lyre | Female | Greek |
| Lyric | lyre | Female | Greek |
| Mabel | my fair maid; lovely | Female | English |
| MacKenzie | Child of the wise leader
| Female | Scottish |
| Maddie | Of Magdala | Female | English |
| Maddox | Beneficient | Male | Welsh |
| Madison | son of a mighty warrior; son of Maud | Female | English |
| Mae | bitter | Female | English |
| Maggie | Abbreviation of Margaret. A pearl.
| Female | English |
| Magnolia | Flower
| Female | Latin |
| Magnus | One who is great.
| Male | Latin |
| Maple | Deciduous tree known for it's autumn colour. | Female | Tree |