| Name | Meaning | Gender | Origin |
|---|
| Matt | Gift of God | Male | Hebrew |
| Maurice | Moor | Male | Latin |
| Mavis | Song thrush | Male | English |
| Max | Little Maximus | Male | Latin |
| Maxine | Little Maximus | Female | Latin |
| Mel | Uncertain, possibly bad town | Unisex | English |
| Melanie | Black | Female | Greek |
| Melinda | Blending of 'mel' and 'inda' | Female | English |
| Melissa | Honey-bee | Female | Greek |
| Melody | Melody | Female | Greek |
| Merritt | Boundary gate | Unisex | English |
| Michel | Who is like God? | Male | Hebrew |
| Mick | Who is like God? | Male | Hebrew |
| Mickey | Who is like God? | Unisex | Hebrew |
| Miller | Grinder of grain | Male | English |
| Mills | Mills | Unisex | English |
| Miss | | Unisex | Hebrew |
| Missy | Bee | Female | Greek |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Monica | Uncertain, perhaps counsellor | Female | Latin |
| Monte | Gomeric's hill | Male | French |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Morris | Moor | Male | Latin |
| Mr. | | Unisex | Hebrew |
| Mrs. | | Unisex | Hebrew |
| Ms. | | Unisex | Hebrew |
| Nan | Grace | Female | Hebrew |
| Nancy | Grace | Female | Hebrew |
| Naomi | Beautiful, pleasant, delightful | Female | Hebrew |
| Natalie | Christ's birthday | Female | Italian |