| Name | Meaning | Gender | Origin |
|---|
| Mercedes | Mercies | Female | Spanish |
| Mercy | Compassion | Female | English |
| Mia | Uncertain, maybe bitter | Female | Hebrew |
| Milla | Industrious | Female | English |
| Minerva | Mind | Female | Latin |
| Minx | | Unisex | Hebrew |
| Mischief | One that causes minor trouble or disturbances | Unisex | English |
| Misty | Misty | Female | English |
| Mocha | Coffee of high quality. | Unisex | English |
| Moira | Uncertain, maybe bitter | Female | Hebrew |
| Monster | A creature of frightening appearance | Unisex | English |
| Morgana | Uncertain, perhaps bright sea | Female | Welsh |
| Morrison | Son Of The Servant Of Mary | Unisex | English |
| Motley | | Unisex | Hebrew |
| Mystic | | Unisex | Hebrew |
| Nadia | Hope | Female | Russian |
| Nazar | | Unisex | Hebrew |
| Neon | | Unisex | Hebrew |
| Nexus | | Unisex | Hebrew |
| Ninja | | Unisex | Hebrew |
| Nova | New | Female | Latin |
| Nyx | Night | Female | Greek |
| Olive | Olive | Female | English |
| Omega | Great | Female | English |
| Onyx | A gemstone with bands of different colours. | Unisex | English |
| Ophelia | Help | Female | Greek |
| Osiris | Uncertain, perhaps throne of the eye | Unisex | Ancient Egyptian |
| Pan | Herdsman | Unisex | Greek |
| Pandora | All gift | Female | Greek |
| Panther | A black leopard | Unisex | English |