| Name | Meaning | Gender | Origin |
|---|
| Merv | Famous | Male | English |
| Mickey | Who is like God? | Unisex | Hebrew |
| Miki | Beautiful story | Female | Japanese |
| Miko | Crimson truth | Male | Japanese |
| Mimi | Uncertain, maybe bitter | Female | Hebrew |
| Mint | After the herb | Unisex | English |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Mollie | Uncertain, maybe bitter | Female | Hebrew |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Monty | Gomeric's hill | Male | French |
| Moon | Letters | Female | Korean |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Murphy | Sea warrior | Male | Gaelic |
| Murray | Man of the sea | Male | Gaelic |
| Naomi | Beautiful, pleasant, delightful | Female | Hebrew |
| Ned | Wealth protector | Unisex | English |
| Nell | Abbreviation Of Eleanor Shining Light. | Female | English |
| Nelly | Abbreviation Of Eleanor Shining Light. | Female | English |
| Nepolean | | Unisex | Hebrew |
| Nessa | From The Headland | Female | English |
| Niall | Champion | Unisex | Gaelic |
| Nicola | Victory of the people | Female | Greek |
| Nikki | Victory of the people | Female | Greek |
| Nipper | A small boy | Unisex | English |
| Noella | Day of birth | Female | Latin |
| Noreen | Variant Of Nora Light:Honor | Female | Gaelic |
| Norm | Thor mind, Thor courage | Male | Gaelic |
| Norman | Thor mind, Thor courage | Male | Gaelic |
| Norwood | Norther woods | Male | English |