| Name | Meaning | Gender | Origin |
|---|
| Mallory | army counseler, without good fortune | Female | |
| Mamacita | | Unisex | Hebrew |
| Mana | A supernatural force dwelling in a person or object. | Unisex | |
| Marie | Bitter
| Female | |
| Marigold | a flower | Female | |
| Mateus | Gift Of God | Unisex | Portuguese |
| Maui | | Unisex | |
| Maura | Great | Female | Scottish |
| Melody | song | Female | Greek |
| Mina | Precious Stone | Female | Hindi |
| Mindy | From Minta - Remembered with love | Female | English |
| Mistress | | Unisex | Hebrew |
| Monica | advisor | Female | Latin |
| Monkey | | Unisex | |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Monroe | mouth of the Roe River; wheelwright | Female | Scottish |
| Mooky | | Unisex | |
| Muffin | A small cup shaped cake | Unisex | |
| Munchkin | A very small elflike person. | Unisex | |
| Mushroom | A fleshy vegetable with an umbrella shaped cap atop a stalk. | Unisex | |
| My Girl | | Unisex | Hebrew |
| My love | | Unisex | Hebrew |
| Mylo | | Unisex | |
| Natalya | First born child. Christmas child.
| Female | Russian |
| Neon | | Unisex | |