| Name | Meaning | Gender | Origin |
|---|
| McKenzie | Handsome, Fiery | Unisex | English |
| Melville | hillside; town by the mill | Male | Scottish |
| Michael | who is like God | Male | Hebrew |
| Mike | Hebrew, who is like God? | Male | English |
| Miles | of smiles | Male | Latin |
| Milk | | Unisex | Hebrew |
| Miller | one who mills. Brand of American beer | Male | English |
| Mink | | Unisex | |
| Mitchell | who is like God | Male | English |
| Monarch | | Unisex | |
| Montague | steep mountain | Male | |
| Montana | Mountain. | Male | Spanish |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | |
| Morris | dark-skinned | Male | English |
| Morrison | Maurice's son | Male | English |
| Mortimer | still water | Male | English |
| Mosby | | Unisex | Hebrew |
| Moulton | From The Mule Farm | Unisex | English |
| Mouth | | Unisex | Hebrew |
| Muddy | | Unisex | |
| Nathan | given | Male | Hebrew |
| Navajo | | Unisex | Hebrew |
| Nelson | son of a champion, son of Neil | Male | English |
| Nevada | Snow-clad. A western USA state.
| Male | Spanish |
| Newton | new town | Male | English |