| Name | Meaning | Gender | Origin |
|---|
| Luke | Man from Lucania | Male | Greek |
| Maddie | Pet form of Mad- names | Unisex | English |
| Madison | Son of Maud | Unisex | English |
| Marshmellow | | Unisex | Hebrew |
| Max | Little Maximus | Male | Latin |
| Maximus | The greatest | Male | Latin |
| Maxwell | Maccus's stream | Male | English |
| Mickey | Who is like God? | Unisex | Hebrew |
| Miko | Crimson truth | Male | Japanese |
| Milo | Uncertain, perhaps peaceful | Male | Germanic |
| Miracle | Wonder | Unisex | English |
| Mocha | Coffee of high quality. | Unisex | English |
| Moe | Moor | Male | Latin |
| Mojo | Good luck charm. | Unisex | English |
| Monster | A creature of frightening appearance | Unisex | English |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Muffin | A small cup shaped cake | Unisex | English |
| Murphy | Sea warrior | Male | Gaelic |
| Neon | | Unisex | Hebrew |
| Norm | Thor mind, Thor courage | Male | Gaelic |
| Nugget | As in Chicken | Unisex | English |
| Oliver | Elf army | Male | French |
| Onyx | A gemstone with bands of different colours. | Unisex | English |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Unisex | English |
| Oscar | Divine spear | Male | English |
| Otis | One who hears well | Male | Greek |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Peppy | | Unisex | Hebrew |
| Phoenix | Phoenix | Male | Greek |
| Pikachu | | Unisex | Hebrew |