| Morton | | MAWR-tən | English | |
| Morty | | MAWR-tee | English | |
| Moses | | MOZ-əs (English) | English, Jewish, Biblical, Biblical Latin | |
| Moss | | - | English (Archaic), Jewish | |
| Muhammad | | mu-HAHM-mahd (Arabic) | Arabic, Urdu, Punjabi, Pashto, Bengali, Tajik, Indonesian, Malay | |
| Mukesh | | - | Indian, Hindi, Marathi, Gujarati, Bengali | |
| Muriel | | MYUR-ee-əl (English), MUR-ee-əl (English), muy-ree-EL (French) | English, French, Irish | |
| Murphy | | MUR-fee | Irish, English | |
| Murray | | MUR-ee | Scottish, English | |
| Mya | | MIE-ə | English (Modern) | |
| Myles | | MIELZ, MIE-əlz | English | |
| Myra | | MIE-rə | English | |
| Myranda | | mə-RAN-də | English (Modern) | |
| Myron | | MIE-rən (English), muy-rawn (Ancient Greek) | English, Ancient Greek | |
| Myrtie | | MUR-tee | English | |