| Name | Meaning | Gender | Origin |
|---|
| Mercy | compassion, pity | Female | English |
| Meredith | great ruler | Female | Welsh |
| Meyer | a farmer | Male | Hebrew |
| Michael | who is like God | Male | Hebrew |
| Miles | of smiles | Male | Latin |
| Miller | one who mills. Brand of American beer | Male | English |
| Millicent | after the character in D.C. Simpson's online comic Ozy and Millie | Female | |
| Milton | from the mill town | Male | English |
| Minnie | Form of Williamina
| Female | English |
| Miranda | Admirable
| Female | Latin |
| Miriam | bitter | Female | Hebrew |
| Molly | Bitter
| Female | English |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Morton | town near the moor | Male | English |
| Murray | The mariner, sailor | Male | Scottish |
| Myra | sweet-smelling oil | Female | Greek |
| Myrtle | a flower, symbol of victory | Female | Greek |
| Nadine | from the Chuck Berry song | Female | |
| Naomi | pleasent one; above all, beauty | Female | Hebrew |
| Napoleon | Hound Dog from the AristoCats
| Male | Greek |
| Nell | Abbreviation of Eleanor shining light.
| Female | English |
| Nellie | the bright one | Female | English |
| Nelson | son of a champion, son of Neil | Male | English |
| Neville | from the new farmland | Male | |