| Name | Meaning | Gender | Origin |
|---|
| Lucky | Fortunate | Unisex | English |
| Lucy | Light | Female | Latin |
| Luna | Moon | Female | Latin |
| Lydia | Noble kind | Female | Germanic |
| Mabel | Lovable | Female | French |
| Madeline | From Magdala | Female | Hebrew |
| Madison | Son of Maud | Unisex | English |
| Mae | The fifth month of the year | Female | English |
| Maggie | Pearl | Female | Greek |
| Maisie | Pet form of Mairead | Female | Gaelic |
| Margaret | Pearl | Female | Greek |
| Marley | Pleasant wood | Female | English |
| Matilda | Powerful battler | Female | Germanic |
| Maverick | Dissenter | Unisex | English |
| Maya | Uncertain, perhaps mother or great one | Female | Greek |
| Memphis | City Of Moph | Female | Hebrew |
| Mia | Uncertain, maybe bitter | Female | Hebrew |
| Midnight | Intense darkness, the middle of the night | Unisex | English |
| Mimi | Uncertain, maybe bitter | Female | Hebrew |
| Minerva | Mind | Female | Latin |
| Minnie | Will, desire + helmet, protection | Female | Germanic |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Mittens | | Unisex | Hebrew |
| Mocha | Coffee of high quality. | Unisex | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Muffin | A small cup shaped cake | Unisex | English |
| Nala | Loved | Female | African |
| Nevaeh | (Ne-Vay-Uh) Heaven Spelled Backwards. | Female | American English |
| Nora | Light | Female | English |