| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Methodius | mə-THO-dee-əs (English) | Ancient Greek (Latinized) | ||
| Metrodora | - | Ancient Greek | ||
| Metrophanes | - | Ancient Greek | ||
| Milo | MIE-lo (English) | English, Ancient Germanic | ||
| Miltiades | - | Ancient Greek | ||
| Mnason | - | Biblical, Biblical Latin, Biblical Greek, Ancient Greek | ||
| Myron | MIE-rən (English), muy-rawn (Ancient Greek) | English, Ancient Greek | ||
| Myrrine | - | Ancient Greek |