| Name | Meaning | Gender | Origin |
|---|
| Medusa | Cunning | Unisex | English |
| Meeko | | Unisex | Hebrew |
| Mercy | Compassion | Female | English |
| Midnight | Intense darkness, the middle of the night | Unisex | English |
| Mighty | | Unisex | Hebrew |
| Miss | | Unisex | Hebrew |
| Mitsu | Bear | Unisex | Native American |
| Mojo | Good luck charm. | Unisex | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Monster | A creature of frightening appearance | Unisex | English |
| Montana | Mountainous | Unisex | Latin |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Nakia | Unconquered, unconquerable | Female | Greek |
| Nana | Grace | Unisex | Hebrew |
| Neon | | Unisex | Hebrew |
| Neptune | God of the sea | Unisex | Latin |
| Niesha | Pure | Female | Hindu |
| Nika | Victory | Female | Greek |
| Nina | Strong | Female | Latin |
| Ninja | | Unisex | Hebrew |
| Nova | New | Female | Latin |
| Nyx | Night | Female | Greek |
| Olivia | Elf army | Female | English |
| Onyx | A gemstone with bands of different colours. | Unisex | English |
| Ophelia | Help | Female | Greek |
| Panther | A black leopard | Unisex | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pepper | Pepper | Female | English |
| Phantom | Something elusive. A ghost | Unisex | English |
| Pink | Pink | Female | English |