| Mathew | | MATH-yoo | English | |
| Mathilda | | mə-TIL-də (English, Swedish) | English, Swedish, Ancient Germanic | |
| Matilda | | mə-TIL-də (English), MAH-teel-dah (Finnish) | English, Swedish, Finnish | |
| Matt | | MAT | English | |
| Matthew | | MATH-yoo (English) | English, Biblical | |
| Mattie | | MAT-ee | English | |
| Matty (1) | | MAT-ee | English | |
| Matty (2) | | - | Medieval English | |
| Maud | | MAWD (English) | English, Dutch | |
| Maude | | MAWD | English | |
| Maudie | | MAWD-ee | English | |
| Maura (2) | | MAWR-ə | Irish, Scottish, English | |
| Maureen | | maw-REEN, MAWR-een | Irish, English | |
| Maurene | | maw-REEN, MAWR-een | English (Rare) | |
| Maurice | | MAWR-is (English), mə-REES (English), mo-REES (French) | English, French | |