| Name | Meaning | Gender | Origin |
|---|
| Maestoso | musical term meaning with majesty | Unisex | |
| Maggie Mae | | Unisex | |
| Mahalia | affection | Female | Hebrew |
| Mambo | A Latin dance resembling the rumba. | Unisex | |
| Mandolin | | Female | Hebrew |
| Mandy | Harmony | Female | English |
| Maria | bitter | Female | Latin |
| Mariah | the Lord is my teacher | Female | Latin |
| Marley | From the lake in the meadow | Female | English |
| Marley | From the lake in the meadow | Female | English |
| Marta | Lady Of The House | Female | Italian |
| Mavra | Moorish | Unisex | Latin |
| Maxine | greatest | Female | Latin |
| McGraw | after the american country music singer Tim McGraw | Unisex | |
| Melba | slender, soft; mallow flower | Female | Modern |
| Melodie | Song, Melody | Unisex | Greek |
| Melody | song | Female | Greek |
| Mercy | compassion, pity | Female | English |
| Mezzo | | Unisex | |
| Miley | A Soldier, Merciful | Female | Latin |
| Millie | English, gentle strength | Female | English |
| Minor | | Unisex | Hebrew |
| Minstrel | | Unisex | Hebrew |
| Minuet | | Female | Hebrew |
| Miranda | Admirable
| Female | Latin |