| Name | Meaning | Gender | Origin |
|---|
| Maricruz | Mary of the Cross | Female | Spanish |
| Marina | From the god Mars | Female | Latin |
| Marta | Lady | Female | Aramaic |
| Maverick | Dissenter | Unisex | English |
| Maxine | Little Maximus | Female | Latin |
| Medusa | Cunning | Unisex | English |
| Melia | Rival | Female | Latin |
| Melosa | Tender | Female | Spanish |
| Mercedes | Mercies | Female | Spanish |
| Mildred | Gentle strength | Female | English |
| Mona | Little noble one | Female | Gaelic |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Mora | Peacock | Female | Sanskrit |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Mufasa | From The Lion King | Unisex | English |
| Natalia | Christ's birthday | Female | Italian |
| Nelia | Horn | Female | Latin |
| Neptune | God of the sea | Unisex | Latin |
| Neva | Radiance | Female | Gaelic |
| Nevada | Snow-covered | Female | Spanish |
| Nieve | Snow | Female | Spanish |
| Nikita | Unconquered, unconquerable | Female | Greek |
| Nina | Strong | Female | Latin |
| Nita | Grace | Female | English |
| Olinda | Native of Olinda | Female | Spanish |
| Onyx | A gemstone with bands of different colours. | Unisex | English |
| Paloma | Dove | Female | Spanish |
| Pandora | All gift | Female | Greek |
| Patia | Leaf | Female | Spanish |
| Pegasus | Myth Name (Winged Horse) | Unisex | English |