| Macaria | Woman | Greek Names |
| Macarius | Man | Greek Names |
| Magan | Unisex | Greek Names |
| Malissa | Woman | Greek Names |
| Malthace | Woman | Greek Names |
| Mars | Unisex | Greek Names |
| Matthias | Man | Greek Names |
| Maximos | Man | Greek Names |
| Meda | Woman | Greek Names |
| Medea | Woman | Greek Names |
| Media | Woman | Greek Names |
| Medusa | Woman | Greek Names |
| Megara | Woman | Greek Names |
| Melaina | Woman | Greek Names |
| Melaine | Woman | Greek Names |
| Melaney | Woman | Greek Names |
| Melania | Woman | Greek Names |
| Melanie | Woman | Greek Names |
| Melanion | Man | Greek Names |
| Melantha | Woman | Greek Names |