| Marson | English name meaning 'son of Mars', the Roman god of war. |
| Marvic | Filipino name meaning 'strong' or 'masculine'. |
| Marz | Derived from the god of war. |
| Matiss | A variation meaning gift of God. |
| Mattew | Gift of Yahweh or God |
| Matthaeus | Derived from gift of the Lord. |
| Matthaios | Greek form of gift of the Lord. |
| Mattia | Italian name meaning gift of God. |
| Matunaaga | A name meaning one who is gifted. |
| Maurico | Spanish name meaning 'dark' or 'moorish'. |
| Maurie | Dark-skinned, Variant of Moorish |
| Maxton | Strong and powerful, derived from Maximus |
| Maxwel | Meaning the stream of Macks well. |
| Maxx | Greatest, By the Great Stream |
| Mayen | Derived from May, symbolizing love and beauty |
| Mcgregor | Son of the fierce, valiant man. |
| McHenry | Son of the ruler of the house. |
| McLean | The Son of John's Servant |
| Mecca | One who is like Yahweh or God |
| Med | Short form of names ending in -med, meaning protector |
| Meek | Showing humility and gentleness |
| Meindert | Derived from Meinhard, meaning strong and brave |
| Melby | Border, Mill Stream |
| Melee | One who is Bitter |
| Melik | Ruler or king in Turkish and Arabic cultures |
| Melis | King of Happiness |
| Melson | Derived from Melvin, meaning friend and protector |
| Melton | Town in the Middle of Hamlets |
| Mendy | Light of the Mind or Sages |
| Menelaos | Greek name meaning ruler of the people |
| Merik | Derived from Michael, meaning who is like God |
| Merlo | A name meaning a blackbird or thrush. |
| Meron | Meaning a place of joy or singing. |
| Methew | English form of Matthew, meaning gift of God |
| Mevlut | Turkish name meaning blessed or fortunate |
| Mic | Who is like Yahweh |
| Micahel | Who is like God |
| Mich | One who is like God |
| Michale | Who is like unto God? |
| Micho | Who is like God |