| Name | Meaning | Gender | Origin |
|---|
| Mattie | Powerful battler | Female | German |
| Melanie | Black | Female | Greek |
| Melba | Short form of Melbourne | Female | English |
| Mia | Uncertain, maybe bitter | Female | Hebrew |
| Miki | Beautiful story | Female | Japanese |
| Minnie | Will, desire + helmet, protection | Female | Germanic |
| Missy | Bee | Female | Greek |
| Misty | Misty | Female | English |
| Mocha | Coffee of high quality. | Unisex | English |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Muffin | A small cup shaped cake | Unisex | English |
| Munchkin | A very small elflike person. | Unisex | English |
| Nan | Grace | Female | Hebrew |
| Nani | Beauty; Splendor | Female | English |
| Nipper | A small boy | Unisex | English |
| Pea | | Unisex | Hebrew |
| Peaches | Red, yellow skinned fleshy fruit | Unisex | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pebbles | After the character in 'The Flintstones' cartoons | Female | English |
| Penny | Weaver | Female | Greek |
| Pepper | Pepper | Female | English |
| Pip | Lover of horses | Unisex | Greek |
| Pipsqueak | | Unisex | Hebrew |
| Pixie | A fairy like creature. Playful and mischievous | Female | English |
| Poco | Little. | Unisex | English |
| Pogo | | Unisex | Hebrew |
| Poko | | Unisex | Hebrew |
| Pookie | | Unisex | Hebrew |
| Poppy | Poppy flower | Female | English |