| MĂDĂLina | | - | Romanian | |
| Magda | | MAHK-dah (German), MAHKH-dah (Dutch), MAHG-dah (Polish) | German, Dutch, Swedish, Norwegian, Danish, Czech, Polish, Croatian, Romanian, Portuguese | |
| Magnus | | MAHNG-nus (Swedish), MAG-nəs (English) | Swedish, Norwegian, Danish, Late Roman | |
| Maia (1) | | MAY-ə (English), MIE-ə (English) | Greek Mythology, Roman Mythology, Portuguese, Georgian | |
| Maia (2) | | MAY-ə (English), MIE-ə (English) | Roman Mythology | |
| Manius | | - | Ancient Roman | |
| Manlius | | - | Ancient Roman | |
| Manuel | | mah-NWEL (Spanish), man-oo-EL (Portuguese), MAHN-oo-el (German) | Spanish, Portuguese, German, English, Italian, French, Romanian, Late Greek (Latinized) | |
| Manuela | | mah-noo-E-lah (German), mah-NWE-lah (Italian) | Spanish, Portuguese, Romanian, German, Italian | |
| Marcel | | mar-SEL (French), MAHR-tsel (Polish), MAHR-sel (Dutch, German) | French, Catalan, Romanian, Polish, Czech, Slovak, Dutch, German | |
| Marcela | | mahr-THE-lah (Spanish), mahr-SE-lah (Latin American Spanish), mahr-TSE-lah (Polish), mahr-CHE-lah (Romanian), MAHR-tse-lah (Czech) | Spanish, Polish, Romanian, Czech | |
| Marcella | | - | Italian, German, Ancient Roman | |
| Marcellina | | - | Ancient Roman | |
| Marcellinus | | - | Ancient Roman | |
| Marcellus | | - | Ancient Roman, German, Dutch | |