| Marquette | Unisex | French Names |
| Marquez | Unisex | Spanish Names |
| Marquis | Man | French Names |
| Marquise | Unisex | American Names |
| Marrica | Woman | American Names |
| Marrim | Unisex | English Names |
| Mars | Unisex | Greek Names |
| Marsh | Unisex | English Names |
| Marsha | Woman | American Names |
| Marshall | Man | English Names |
| Marston | Man | English Names |
| Marta | Woman | Slavic Names |
| Martelli | Man | Italian Names |
| Martha | Woman | Hebrew Names |
| Martijn | Man | Dutch Names |
| Martillo | Man | Spanish Names |
| Martin | Man | Latin Names |
| Martina | Woman | Latin Names |
| Martine | Woman | French Names |
| Martinez | Man | Spanish Names |