| Matsuko | Woman | Japanese Names |
| Matsuyo | Woman | Japanese Names |
| Matt | Man | English Names |
| Mattea | Woman | Latin Names |
| Matteo | Man | Italian Names |
| Matteus | Man | American Names |
| Matthew | Man | English Names |
| Matthias | Man | Greek Names |
| Mattia | Man | Romansh Names |
| Mattias | Man | Hebrew Names |
| Mattie | Unisex | English Names |
| Mattijs | Man | Dutch Names |
| Mattox | Man | English Names |
| Matty | Unisex | English Names |
| Matusha | Woman | Spanish Names |
| Matuxa | Woman | Spanish Names |
| Matvey | Man | Russian Names |
| Maud | Woman | English Names |
| Maude | Woman | French Names |
| Maulana | Man | Swahili Names |