| Maia (1) | | MAY-ə (English), MIE-ə (English) | Greek Mythology, Roman Mythology, Portuguese, Georgian | |
| Medea | | mə-DEE-ə (English) | Greek Mythology (Latinized), Georgian | |
| Medeia | | - | Greek Mythology | |
| Medousa | | - | Greek Mythology | |
| Medusa | | mə-DOO-sə (English) | Greek Mythology (Latinized) | |
| Megaera | | - | Greek Mythology (Latinized) | |
| Megaira | | - | Greek Mythology | |
| Melaina | | - | Greek Mythology | |
| Melanthios | | - | Greek Mythology, Ancient Greek | |
| Melete | | - | Greek Mythology | |
| Melia | | - | Greek Mythology | |
| Melissa | | mə-LIS-ə (English) | English, Dutch, Ancient Greek, Greek Mythology | |
| Melpomene | | - | Greek Mythology | |
| Menelaos | | - | Greek Mythology | |
| Menelaus | | - | Greek Mythology (Latinized) | |