| Name | Meaning | Gender | Origin |
|---|
| Lucy | Light | Female | Latin |
| Ludwig | Fame and war | Male | Germanic |
| Luella | Famous Elf | Female | American English |
| Luigi | Fame + war | Male | Germanic |
| Luis | Fame and war | Male | Germanic |
| Lunette | Little Moon | Female | French |
| Lydia | Noble kind | Female | Germanic |
| Mae | The fifth month of the year | Female | English |
| Magnus | Great | Male | Latin |
| Marco | From the god Mars | Male | Latin |
| Margaret | Pearl | Female | Greek |
| Maria | Bitter | Female | Hebrew |
| Maximilian | Little Maximus | Male | Latin |
| Maximus | The greatest | Male | Latin |
| Meredith | Great lord | Female | Welsh |
| Meriel | Bright as the sea | Female | Gaelic |
| Moira | Uncertain, maybe bitter | Female | Hebrew |
| Monica | Uncertain, perhaps counsellor | Female | Latin |
| Mortimer | Dead sea | Male | French |
| Muriel | Bright as the sea | Female | Gaelic |
| Myra | Uncertain, perhaps myrrh, unguent | Female | Latin |
| Myrilla | Wonderful, Marvelous | Female | Latin |
| Myron | Myrrh | Male | Greek |
| Myrtle | Myrtle | Female | English |
| Nadine | Hope | Female | Russian |
| Napoleon | Sons of the mist, a race of dwarves | Male | Germanic |
| Natalia | Christ's birthday | Female | Italian |
| Neil | Champion | Male | Gaelic |
| Nicodemus | Victory of the people | Male | Greek |
| Nona | Ninth | Male | Latin |