| Name | Meaning | Gender | Origin |
|---|
| Mario | From the god Mars | Male | Latin |
| Martin | From the god Mars | Male | Latin |
| Mauricio | Moor | Male | Latin |
| Max | Little Maximus | Male | Latin |
| Melody | Melody | Female | Greek |
| Mikey | Who is like God? | Unisex | Hebrew |
| Minnie | Will, desire + helmet, protection | Female | Germanic |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Moises | Drawn from the water | Male | Hebrew |
| Mojo | Good luck charm. | Unisex | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Monte | Gomeric's hill | Male | French |
| Munchkin | A very small elflike person. | Unisex | English |
| Murphy | Sea warrior | Male | Gaelic |
| Newton | New settlement, new enclosure | Male | English |
| Nike | Victory | Female | Greek |
| Nipper | A small boy | Unisex | English |
| Noodle | A narrow ribbon-like strip of dough | Unisex | English |
| Nora | Light | Female | English |
| Oscar | Divine spear | Male | English |
| Pablo | Small | Male | Latin |
| Paco | From France | Male | Latin |
| Palmer | Pilgrim | Male | English |
| Pancho | From France | Male | Latin |
| Patches | | Unisex | Hebrew |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pedro | Stone | Male | Greek |
| Penny | Weaver | Female | Greek |
| Pepe | He will enlarge | Unisex | Hebrew |