| Marise | | - | French | |
| Marius | | MER-ee-əs (English), MAR-ee-əs (English), MAH-ree-uws (German) | Ancient Roman, Romanian, German, Dutch, Norwegian, Danish, French | |
| Marjolaine | | - | French | |
| MarlÈNe | | - | French | |
| Marthe | | MAHRT (French) | French, Norwegian | |
| Martin | | MAHR-tən (English), mar-TEN (French), MAHR-teen (German, Finnish), MAHR-tin (Swedish, Norwegian, Danish), MAWR-teen (Hungarian), mahr-TIN (Bulgarian) | English, French, German, Swedish, Norwegian, Danish, Russian, Romanian, Czech, Slovak, Slovene, Croa | |
| Martine | | mar-TEEN (French), mahr-TEE-nə (Dutch) | French, Dutch, Norwegian | |
| Maryvonne | | - | French | |
| MatÉO | | - | French | |
| MathÉO | | - | French | |
| Mathias | | mah-TEE-ahs (German) | French, German, Swedish, Norwegian, Danish | |
| Mathieu | | - | French | |
| Mathilde | | ma-TEELD (French), mah:-TIL-də (Dutch) | French, German, Dutch, Norwegian, Danish | |
| Mathis | | MAH-tis (German) | German, French | |
| Mathys | | - | French | |