| Name | Meaning | Gender | Origin |
|---|
| Magnus | Great | Male | Latin |
| Mark | From the god Mars | Male | Latin |
| Marlow | Drained lake | Male | English |
| Matrix | | Unisex | Hebrew |
| Maverick | Dissenter | Unisex | English |
| Max | Little Maximus | Male | Latin |
| Maximus | The greatest | Male | Latin |
| Mickey | Who is like God? | Unisex | Hebrew |
| Milo | Uncertain, perhaps peaceful | Male | Germanic |
| Mitzy | | Unisex | Hebrew |
| Monty | Gomeric's hill | Male | French |
| Murphy | Sea warrior | Male | Gaelic |
| Nefertiti | The beautiful woman has come | Unisex | Ancient Egyptian |
| Nero | Stern | Male | Latin |
| Neville | New town | Male | French |
| Nigel | Champion From The Irish And Scottish Niall. | Male | Gaelic |
| Niles | People's Victory | Male | Gaelic |
| Nugget | As in Chicken | Unisex | English |
| Nutmeg | | Unisex | Hebrew |
| Oliver | Elf army | Male | French |
| Ollie | Elf army | Male | French |
| Orion | Son Of Fire | Male | Greek |
| Oscar | Divine spear | Male | English |
| Osiris | Uncertain, perhaps throne of the eye | Unisex | Ancient Egyptian |
| Othello | Wealth | Male | German |
| Otis | One who hears well | Male | Greek |
| Otto | Wealth | Male | German |
| Paddy | Patrician | Male | Latin |
| Panda | A bear like Chinese mammal, with distinct black and white markings | Unisex | English |
| Pax | Peace | Unisex | Latin |