| Name | Meaning | Gender | Origin |
|---|
| Marabunta | after the Soldier ants in South America | Unisex | |
| Marcel | little hammer | Male | |
| March | Walk Forth | Male | Latin |
| Marion | bitter | Male | |
| Marshall | Man who looks after a nobleman's estate, keeper of the horses; steward | Male | |
| Martin | Warlike person. | Male | Latin |
| Marty | Of Mars The God Of War, Warlike | Unisex | English |
| Maverick | One that dissents from the group. | Male | American |
| Melvin | Chief
| Male | English |
| Michael | who is like God | Male | Hebrew |
| Michaela | like God | Female | Feminine |
| Mick | Hebrew, who is like God? | Male | English |
| Mickey | Abbreviation of Michael and Micah Who is like God?
| Male | English |
| Mike | Hebrew, who is like God? | Male | English |
| Miles | of smiles | Male | Latin |
| Miley | A Soldier, Merciful | Female | Latin |
| Milo | Merciful.
| Male | Latinized |
| Milo | Merciful.
| Male | Latinized |
| Mitch | Who Is Like G-D | Unisex | English |
| Mordecai | warrior | Male | Hebrew |
| Murphy | Sea warrior | Male | Irish |
| Myles | inventor of the corn mill | Male | English |
| Napoleon | Hound Dog from the AristoCats
| Male | Greek |
| Nelson | son of a champion, son of Neil | Male | English |
| Nielsen | after Rick Nielsen, the Cheap Trick guitarist | Unisex | |