| Name | Meaning | Gender | Origin |
|---|
| Madonna | My lady | Female | Italian |
| Magdalena | Of Magdala | Female | Hebrew |
| Mallory | Luckless | Female | French |
| Margaret | Pearl | Female | Greek |
| Maria | Bitter | Female | Hebrew |
| Marianna | Combination of Maria and Anna | Female | Latin |
| Marianne | Combination of Marie and Anne | Female | French |
| Marietta | Uncertain, maybe bitter | Female | Hebrew |
| Martina | From the god Mars | Female | Latin |
| Mary | Bitter | Female | Hebrew |
| Mathilda | Powerful battler | Female | Germanic |
| Maximus | The greatest | Male | Latin |
| Melisande | Strong work | Female | Germanic |
| Mercedes | Mercies | Female | Spanish |
| Midnight | Intense darkness, the middle of the night | Unisex | English |
| Miranda | She who must be admired | Female | Latin |
| Moon | Letters | Female | Korean |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Napoleon | Sons of the mist, a race of dwarves | Male | Germanic |
| Natalia | Christ's birthday | Female | Italian |
| Natalie | Christ's birthday | Female | Italian |
| Nicola | Victory of the people | Female | Greek |
| Nicolette | Victory of the people | Female | Greek |
| Noelle | Day of birth | Unisex | Latin |
| Octavia | Eighth | Female | Latin |
| Oliver | Elf army | Male | French |
| Olivia | Elf army | Female | English |
| Olympia | From Mount Olympus | Female | Greek |
| Opal | Jewel, gem | Female | Sanskrit |
| Ophelia | Help | Female | Greek |