| Name | Meaning | Gender | Origin |
|---|
| Maple | Deciduous tree known for it's autumn colour. | Female | Tree |
| Marcy | From Marcella - Belonging to Mars. | Female | English |
| Marla | High Tower | Female | Greek |
| Marlo | Bitter | Female | American |
| Marty | Of Mars The God Of War, Warlike | Unisex | English |
| Matilda | battle-mighty | Female | |
| Matt | Gift Of God | Male | English |
| Maud | strength in battle | Female | English |
| Maura | Great | Female | Scottish |
| Maureen | Bitter | Female | Irish |
| Maxima | Miracle Worker | Female | Latin |
| Meela | | Unisex | |
| Melania | black | Female | Spanish |
| Memphis | City Of Moph | Male | Hebrew |
| Mesa | Table | Female | Portuguese |
| Michelangelo | Italian, angel, messenger | Male | Combination |
| Midori | green | Female | Japanese |
| Miller | one who mills. Brand of American beer | Male | English |
| Minerva | after the Roman goddess of the hunt | Female | Latin |
| Minnie | Form of Williamina
| Female | English |
| Mirabel | wonderful | Female | Latin |
| Mischa | Who Is Like G-D | Male | Hebrew |
| Misty | misty.
| Female | English |
| Misty | misty.
| Female | English |
| Molli | From The Gaelic Maili Which Is A Pet Form Of Mary Bitter. | Unisex | English |