| Name | Meaning | Gender | Origin |
|---|
| Marie | Bitter | Female | Hebrew |
| Marilyn | Uncertain, maybe bitter | Female | Hebrew |
| Marion | Uncertain, maybe bitter | Female | Hebrew |
| Mark | From the god Mars | Male | Latin |
| Marsha | From the god Mars | Female | Latin |
| Marshall | Horse servant | Male | Germanic |
| Martin | From the god Mars | Male | Latin |
| Martina | From the god Mars | Female | Latin |
| Marty | From the god Mars | Male | Latin |
| Marvin | Uncertain, possibly eminent marrow | Male | Welsh |
| Mary | Bitter | Female | Hebrew |
| Maryjane | Combination of Mary and Jane | Unisex | English |
| Mason | Bricklayer | Male | French |
| Matt | Gift of God | Male | Hebrew |
| Mattie | Powerful battler | Female | German |
| Maureen | Uncertain, maybe bitter | Female | Hebrew |
| Maverick | Dissenter | Unisex | English |
| Maxine | Little Maximus | Female | Latin |
| Maxwell | Maccus's stream | Male | English |
| May | The fifth month of the year | Female | English |
| Meadow | A meadow | Female | English |
| Megan | Pearl | Female | Greek |
| Mel | Uncertain, possibly bad town | Unisex | English |
| Melba | Short form of Melbourne | Female | English |
| Melissa | Honey-bee | Female | Greek |
| Melodie | Melody | Female | English |
| Memphis | City Of Moph | Female | Hebrew |
| Meredith | Great lord | Female | Welsh |
| Merle | Contracted form of Meriel | Female | English |
| Merrick | Moor | Male | Welsh |