| Margareta | | mahr-gah-RE-tah (German), MAHR-gah-re-tah (Finnish) | German, Swedish, Norwegian, Danish, Romanian, Slovene, Dutch, Finnish, Croatian | |
| Margarita | | mahr-gah-REE-tah (Spanish, Russian) | Spanish, Russian, Bulgarian, Lithuanian, Late Roman | |
| Marian (2) | | MAHR-yahn (Polish) | Polish, Czech, Romanian | |
| Mariana | | mə-RYA-nə (Portuguese), mah-RYAH-nah (Spanish) | Portuguese, Spanish, Romanian, Czech, Ancient Roman | |
| Marianus | | - | Ancient Roman | |
| Marilena | | mah-ree-LE-nah (Italian) | Italian, Romanian | |
| Marin | | - | French, Romanian, Croatian, Serbian, Bulgarian, Macedonian | |
| Marinus | | - | Ancient Roman, Dutch | |
| Marius | | MER-ee-əs (English), MAR-ee-əs (English), MAH-ree-uws (German) | Ancient Roman, Romanian, German, Dutch, Norwegian, Danish, French | |
| Mars | | MAHRZ (English) | Roman Mythology | |
| Marta | | MAHR-tah (Spanish, Italian, Polish, Czech) | Spanish, Italian, Portuguese, Catalan, Polish, Czech, Slovak, German, Dutch, Romanian, Slovene, Bulg | |
| Martialis | | - | Ancient Roman | |
| 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 | |
| Martinus | | - | Ancient Roman, Dutch | |
| Matei | | - | Romanian | |