| Name | Meaning | Gender | Origin |
|---|
| Margarita | Cocktail made with tequila and lemon or lime juice. | Female | Spanish |
| Maui | | Unisex | |
| Maximus | greatest | Male | Latin |
| Meg | Pearl | Female | English |
| Memphis | City Of Moph | Male | Hebrew |
| Mickey | Abbreviation of Michael and Micah Who is like God?
| Male | English |
| Mika | Abbreviation of Michaela:Micaela: Mikaela: Mikayla: Mychaela: Mikella. Feminine of Michael gift from God.
| Female | Japanese |
| Mikey | | Unisex | |
| Milagros | Spanish for miracles | Female | Spanish |
| Minor | | Unisex | Hebrew |
| Mir | Peaceful | Unisex | Slavic |
| Mojo | Good luck charm. | Unisex | |
| Monet | Solitary | Female | French |
| Monster | A creature of frightening appearance | Unisex | |
| Montana | Mountain. | Male | Spanish |
| Moon | Moon | Female | American |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | |
| Moxie | Ability to face difficulty with courage. | Female | English |
| Mr. | | Unisex | |
| Myrtle | a flower, symbol of victory | Female | Greek |
| Napoleon | Hound Dog from the AristoCats
| Male | Greek |
| Nazareth | | Male | |
| Nemesis | | Unisex | Hebrew |
| Nermal | | Unisex | |
| Neville | from the new farmland | Male | |