| Ljubomir | | - | Croatian, Serbian, Macedonian | |
| Luka | | - | Russian, Serbian, Croatian, Slovene, Macedonian, Georgian, Old Church Slavic | |
| Maja (1) | | MIE-ah (German, Polish) | Croatian, Serbian, Slovene, German, Danish, Swedish, Norwegian, Polish | |
| Maja (2) | | MIE-ah (German, Polish) | Croatian, Serbian, Macedonian, Slovene, German, Danish, Swedish, Norwegian, Polish, Czech, Slovak | |
| Malina (2) | | mah-LEE-nah (Polish) | Bulgarian, Serbian, Polish | |
| Manda | | - | Croatian, Serbian | |
| Mara (2) | | - | Hungarian, Croatian, Serbian | |
| Marica | | - | Hungarian, Croatian, Serbian, Slovene | |
| Marija | | - | Croatian, Slovene, Serbian, Macedonian, Lithuanian, Latvian | |
| Marijana | | - | Croatian, Serbian, Slovene, Macedonian | |
| Marin | | - | French, Romanian, Croatian, Serbian, Bulgarian, Macedonian | |
| Marinko | | - | Croatian, Serbian | |
| Marjan (2) | | - | Slovene, Macedonian, Serbian, Croatian | |
| Marko | | MAHR-ko (Finnish) | Ukrainian, Croatian, Serbian, Slovene, Bulgarian, Macedonian, Finnish, Basque | |
| Mateja (2) | | - | Serbian | |