| Name | Meaning | Gender | Origin |
|---|
| Mara | Bitter | Female | Hebrew |
| Marcia | From the god Mars | Female | Latin |
| Marissa | Of the sea | Female | Hebrew |
| Mason | Bricklayer | Male | French |
| Max | Little Maximus | Male | Latin |
| Maxi | Pet form of names starting with Max | Unisex | English |
| Maxie | Pet form of names starting with Max | Unisex | English |
| Maya | Uncertain, perhaps mother or great one | Female | Greek |
| Mckenzie | Son of Coinneach | Female | Gaelic |
| Meira | He who illuminates | Female | Hebrew |
| Menaka | Born of the mind | Female | Sanskrit |
| Mercy | Compassion | Female | English |
| Mickey | Who is like God? | Unisex | Hebrew |
| Millie | Labour | Female | Germanic |
| Misty | Misty | Female | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Natalie | Christ's birthday | Female | Italian |
| Neil | Champion | Male | Gaelic |
| Nick | Victory of the people | Male | Greek |
| Nicole | Victory of the people | Female | Greek |
| Nikki | Victory of the people | Female | Greek |
| Ninja | | Unisex | Hebrew |
| Nutmeg | | Unisex | Hebrew |
| Olive | Olive | Female | English |
| Opal | Jewel, gem | Female | Sanskrit |
| Oscar | Divine spear | Male | English |
| Owen | Well born, yew born | Male | Gaelic |
| Paddy | Patrician | Male | Latin |