| Maximinus | | - | Ancient Roman | |
| Maximus | | - | Ancient Roman | |
| Maya (1) | | - | Hinduism, Indian, Hindi, Marathi | |
| Mayamiko | | mah-yah-MEE-ko | Southern African, Chewa | |
| Mayeso | | mah-YAY-so | Southern African, Chewa | |
| Mayra | | - | Spanish (Latin American), American (Hispanic) | |
| Mayte | | - | Spanish | |
| Mayu | | mah-yoo | Japanese | |
| Mayur | | - | Indian, Hindi, Marathi, Gujarati | |
| Mbali | | - | Southern African, Zulu | |
| Mchumba | | - | Eastern African, Swahili | |
| Mechislav | | - | Russian (Rare), Medieval Slavic | |
| Mechthild | | MEKHT-hilt | German | |
| Mechtilde | | mekht-IL-də | German | |
| Medea | | mə-DEE-ə (English) | Greek Mythology (Latinized), Georgian | |