| Name | Meaning | Gender | Origin |
|---|
| Meesha | | Unisex | Hebrew |
| Meg | Pearl | Female | Greek |
| Megan | Pearl | Female | Greek |
| Meghan | Pearl | Female | Greek |
| Melchior | King city | Male | Persian |
| Melissa | Honey-bee | Female | Greek |
| Melvin | Uncertain, possibly bad town | Male | English |
| Melvyn | Uncertain, possibly bad town | Male | English |
| Meredith | Great lord | Female | Welsh |
| Merlin | Sea fort | Male | Welsh |
| Merry | Compassion | Female | English |
| Mhina | Joyful | Unisex | African |
| Mia | Uncertain, maybe bitter | Female | Hebrew |
| Miach | Myth Name | Male | Irish |
| Mick | Who is like God? | Male | Hebrew |
| Mickey | Who is like God? | Unisex | Hebrew |
| Mika | Beautiful smell | Female | Japanese |
| Mikey | Who is like God? | Unisex | Hebrew |
| Miles | Uncertain, perhaps peaceful | Male | Germanic |
| Mimi | Uncertain, maybe bitter | Female | Hebrew |
| Minnie | Will, desire + helmet, protection | Female | Germanic |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Mocha | Coffee of high quality. | Unisex | English |
| Moira | Uncertain, maybe bitter | Female | Hebrew |
| Mojo | Good luck charm. | Unisex | English |
| Mollie | Uncertain, maybe bitter | Female | Hebrew |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Momo | Gangster from the movie Get Shorty | Female | English |
| Mona | Little noble one | Female | Gaelic |