| Meadhbh | | MAYV | Irish, Irish Mythology | |
| Medb | | - | Irish Mythology | |
| Medea | | mə-DEE-ə (English) | Greek Mythology (Latinized), Georgian | |
| Medeia | | - | Greek Mythology | |
| Medousa | | - | Greek Mythology | |
| Medraut | | - | Welsh Mythology, Arthurian Romance | |
| Medrod | | - | Welsh Mythology, Arthurian Romance | |
| Medusa | | mə-DOO-sə (English) | Greek Mythology (Latinized) | |
| Megaera | | - | Greek Mythology (Latinized) | |
| Megaira | | - | Greek Mythology | |
| Mehr | | - | Persian, Persian Mythology | |
| Melaina | | - | Greek Mythology | |
| Melanthios | | - | Greek Mythology, Ancient Greek | |
| Melete | | - | Greek Mythology | |
| Melia | | - | Greek Mythology | |