| Name | Meaning | Gender | Origin |
| Mayyadah | Variant of Maysa': To walk with a proud swinging gait. | F | Muslim |
| Maza blaska | Flat iron (Dakota). | M | Native American |
| Mazaahir | Variant of Mazahir: Exteriors. Appearances. | M | Muslim |
| Mazahir | Exteriors. Appearances. | M | Muslim |
| Mazel | Luck. | F | Hebrew |
| Mazhar | Phenomenon. Manifestation. | M | Muslim |
| Mazin | Proper name. | M | Muslim |
| Mbizi | Water. | M | Egyptian |
| McCloud | Son of the ugly man. | M | Scottish |
| Mccoy | Surname. | M | Irish |
| Mcgeorge | son of George | M | Scottish |
| Mckale | Who is like God? | E | Celtic/Gaelic |
| Mckay | son of Kay | M | Scottish |
| Mckayla | Who is like God? | F | Celtic/Gaelic |
| Mckenna | Son of Ken or Kenna | E | Celtic/Gaelic |
| Mckenzie | The fair one. | F | Scottish |
| Mckile | Son of Kile | M | Celtic/Gaelic |
| Mea | Mine | F | Italian |
| Mead | From the Meadow | E | English |
| Meade | Honey wine. Meadow. | M | English |
| Meadghbh | Nimble. | F | Celtic |
| Meadhbh | Happiness or pearl. | F | Irish |
| Meadhra | Happy. | M | Irish |
| Meadow | Beautiful Field | F | American |
| Meagan | Pearl | F | Celtic/Gaelic |
| Meaghan | A Pearl | F | Celtic/Gaelic |
| Meahpaara | Piece of moon. | F | Muslim |
| Mealcoluim | Follower of Saint Columba. | M | Scottish |
| Meantoona | Variant of Meantuna: Trustworthy. Safe. | F | Muslim |
| Meantuna | Trustworthy. Safe. | F | Muslim |
| Meara | Filled with mirth | F | Irish |
| Mearah | Den/ cave/ making empty. | F | Biblical |
| Mearr | Bitter. | F | Irish |
| Meave | Joy. The name of an early queen of Connaught. | F | Irish |
| Mebunnai | Son; building; understanding | M | Biblical |
| Meccus | Son of Gus. | M | Anglo-Saxon |
| Mecherath | Selling/ knowledge. | F | Biblical |
| Meda | Prophet | F | Native American |
| Medad | He that measures; water of love | M | Biblical |
| Medan | Judgment/ process. | M | Biblical |
| Medb | A mythical queen. | F | Celtic |
| Medea | Goddess/Sorceress | F | Greek |
| Media | Communication | F | Greek |
| Medina | City of the Prophet. In Medina Mohammed began his campaign to establish Islam. | F | Arabic |
| Meditrina | Goddess of healing. | F | Latin |
| Medora | mother's gift | F | Greek |
| Medredydd | Mythical son of Medredydd. | M | Celtic |
| Medus | Son of Medea by Aegeus. | M | Greek |
| Medusa | Cunning. | F | Greek |
| Medwin | Powerful friend | M | German |