| Mathghamhain | | - | Ancient Irish | |
| Mathias | | mah-TEE-ahs (German) | French, German, Swedish, Norwegian, Danish | |
| Mathieu | | - | French | |
| Mathilda | | mə-TIL-də (English, Swedish) | English, Swedish, Ancient Germanic | |
| Mathilde | | ma-TEELD (French), mah:-TIL-də (Dutch) | French, German, Dutch, Norwegian, Danish | |
| Mathis | | MAH-tis (German) | German, French | |
| Mathys | | - | French | |
| Matija | | MAH-tee-yah (Croatian, Serbian) | Slovene, Croatian, Serbian | |
| Matko | | - | Croatian | |
| Mato | | - | Croatian | |
| MatouŠ | | - | Czech | |
| Mattan | | - | Biblical, Biblical Hebrew | |
| Mattaniah | | - | Biblical | |
| Mattanyahu | | - | Biblical Hebrew | |
| Matthaios | | - | Biblical Greek | |