| Name | Meaning | Gender | Origin |
|---|
| Milan | Union, Combine, Joining
| Female | Place-name |
| Milo | Merciful.
| Male | Latinized |
| Milo | Merciful.
| Male | Latinized |
| Milton | from the mill town | Male | English |
| Mina | Precious Stone | Female | Hindi |
| Minerva | after the Roman goddess of the hunt | Female | Latin |
| Mohawk | Native American Tribe Name | Unisex | Native American |
| Moira | bitter; great | Female | Irish |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Montague | steep mountain | Male | |
| Montezuma | after the Aztec god-king | Unisex | |
| Montgomery | mountain hunter | Male | |
| Moriah | the Lord is my teacher | Female | Biblical |
| Morris | dark-skinned | Male | English |
| Murray | The mariner, sailor | Male | Scottish |
| Napoli | | Unisex | Hebrew |
| Nelson | son of a champion, son of Neil | Male | English |
| New York | | Unisex | Hebrew |
| Newark | | Unisex | Hebrew |
| Newport | new port | Male | English |
| Niles | son of Neil | Male | Scandinavian |
| Norway | | Unisex | |
| Odessa | odyssey, journey, voyage | Female | Russian |
| Ogden | from the oak valley | Male | English |