| Name | Meaning | Gender | Origin |
|---|
| Lucky | Fortunate | Unisex | English |
| Lucy | Light | Female | Latin |
| Luigi | Fame + war | Male | Germanic |
| Lyric | Lyric | Unisex | English |
| Macy | Place of Maccius | Male | English |
| Maddy | Pet form of Mad- names | Female | English |
| Maggie | Pearl | Female | Greek |
| Mara | Bitter | Female | Hebrew |
| Marco | From the god Mars | Male | Latin |
| Maria | Bitter | Female | Hebrew |
| Mario | From the god Mars | Male | Latin |
| Matteo | Gift of God | Male | Hebrew |
| Max | Little Maximus | Male | Latin |
| Maximus | The greatest | Male | Latin |
| Merritt | Boundary gate | Unisex | English |
| Mia | Uncertain, maybe bitter | Female | Hebrew |
| Mickey | Who is like God? | Unisex | Hebrew |
| Minnie | Will, desire + helmet, protection | Female | Germanic |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Mona | Little noble one | Female | Gaelic |
| Munchkin | A very small elflike person. | Unisex | English |
| Murphy | Sea warrior | Male | Gaelic |
| Mya | Uncertain, perhaps mother or great one | Female | Greek |
| Natala | Born At Christmas | Female | English |
| Nelly | Abbreviation Of Eleanor Shining Light. | Female | English |
| Nelson | Son of Neal | Male | English |
| Nero | Stern | Male | Latin |
| Nicia | Feminine Form Of Nicholas (People's Victory) | Female | English |