| Name | Meaning | Gender | Origin |
|---|
| Max | Large spring | Male | English |
| Max | Large spring | Male | English |
| Maximus | greatest | Male | Latin |
| Maxx | Greatest | Unisex | English |
| Maynard | Firm
| Male | |
| Merlin | Character on Chocolate Frog card.
| Male | Welsh |
| Milo | Merciful.
| Male | Latinized |
| Milo | Merciful.
| Male | Latinized |
| Mingus | tenants of a manor | Male | Scottish |
| Monger | | Unisex | Hebrew |
| Montana | Mountain. | Male | Spanish |
| Monty | From Montgomer - The mountain hunter. | Male | English |
| Morpheus | Dream God | Male | Greek |
| Morrissey | descendant of Muiris | Male | Irish |
| Napoleon | Hound Dog from the AristoCats
| Male | Greek |
| Nathan | given | Male | Hebrew |
| Nelson | son of a champion, son of Neil | Male | English |
| Nemo | from the glen | Male | Greek |
| Neo | from The Matrix movies | Male | Latin |
| Odin | Viking mythology: the allmighty god | Male | Old |
| Odysseus | full of wrath | Male | Greek |
| Orca | | Unisex | |
| Oscar | God's spear.
| Male | English |
| Pan | all or shepherd | Male | Greek |
| Papa Midnite | | Unisex | |