| Mateo | | mah-TE-o (Spanish) | Spanish, Croatian | |
| Matija | | MAH-tee-yah (Croatian, Serbian) | Slovene, Croatian, Serbian | |
| Matko | | - | Croatian | |
| Mato | | - | Croatian | |
| Mihael | | - | Slovene, Croatian | |
| Mihaela | | mee-hah-YE-lah (Romanian), mee-HAH-el-ah (Croatian) | Romanian, Slovene, Croatian, Macedonian | |
| Mihajlo | | - | Serbian, Croatian | |
| Miho (1) | | - | Croatian | |
| Mihovil | | - | Croatian | |
| Mijo | | - | Croatian, Serbian | |
| Mila | | - | Russian, Ukrainian, Bulgarian, Czech, Serbian, Croatian, Macedonian | |
| Milan | | MEE-lahn (Czech) | Czech, Slovak, Russian, Serbian, Croatian, Slovene, Bulgarian, Macedonian, Dutch | |
| Milana | | - | Serbian, Croatian, Czech | |
| Milanka | | - | Serbian, Croatian | |
| Mile | | MEE-le (Croatian, Serbian) | Croatian, Serbian, Macedonian | |