| Name | Meaning | Gender | Origin |
|---|
| Koko | The second child | Female | African |
| Kyran | Little dark one | Male | Gaelic |
| Leif | Descendant | Male | Norse |
| Lenore | Pity | Female | Greek |
| Lestat | | Unisex | Hebrew |
| Liam | Will, desire and helmet, protection | Male | Germanic |
| Licorice | Confection made from the licorice root. | Unisex | English |
| Lilly | Lily | Female | English |
| Lindy | Variant Of Linda Lime Tree: Linden Tree: Beautiful. | Unisex | English |
| Lizzy | My God is a vow | Unisex | Hebrew |
| Lucretia | Riches | Female | Latin |
| Luke | Man from Lucania | Male | Greek |
| Luna | Moon | Female | Latin |
| Magic | Possessing qualities that produce baffling effects | Unisex | English |
| Magpie | | Unisex | Hebrew |
| Marigold | Golden Mary | Female | English |
| Mary | Bitter | Female | Hebrew |
| Matilda | Powerful battler | Female | Germanic |
| Medusa | Cunning | Unisex | English |
| Melanie | Black | Female | Greek |
| Merlin | Sea fort | Male | Welsh |
| Midnight | Intense darkness, the middle of the night | Unisex | English |
| Mina | Will, desire + helmet, protection | Female | Germanic |
| Mischief | One that causes minor trouble or disturbances | Unisex | English |
| Misty | Misty | Female | English |
| Mohan | Enchanting | Male | Sanskrit |
| Monster | A creature of frightening appearance | Unisex | English |
| Moon | Letters | Female | Korean |
| Moondust | | Unisex | Hebrew |
| Moonlight | | Unisex | Hebrew |