| Name | Meaning | Gender | Origin |
|---|
| Lester | From Leicester | Male | English |
| Lexington | | Unisex | Hebrew |
| Licia | Of noble kind | Female | French |
| Lincoln | Lake settlement, lake colony | Male | English |
| Lindsay | Uncertain, perhaps dark lake | Female | Gaelic |
| Lisle | Island | Unisex | French |
| Litton | Torrent/gate enclosure/settlement | Male | English |
| Locke | A locksmith | Female | English |
| Logan | Hollow | Unisex | Gaelic |
| London | From London | Male | English |
| Lorelei | Murmuring rock | Female | German |
| Lorna | From Laurentium: The Place Of The Laurel Trees: Place Of Honor And Victory. Feminine Of Lawrence. | Female | English |
| Lorne | Form Of Lawrence. | Male | English |
| Lourdes | Craggy slope | Female | Basque |
| Luke | Man from Lucania | Male | Greek |
| Lydia | Noble kind | Female | Germanic |
| Macon | Maker | Male | English |
| Macy | Place of Maccius | Male | English |
| Madeira | A Portuguese desert wine. | Female | English |
| Madeline | From Magdala | Female | Hebrew |
| Madison | Son of Maud | Unisex | English |
| Maitland | From The Meadow | Male | English |
| Mali | Flower | Female | Thai |
| Mallory | Luckless | Female | French |
| Manley | Common clearing | Male | English |
| Marden | Boundary hill | Male | English |
| Marley | Pleasant wood | Female | English |
| Marlow | Drained lake | Male | English |
| Marquise | Lady of the marches | Male | French |
| Mason | Bricklayer | Male | French |