| Name | Meaning | Gender | Origin |
|---|
| Matt | Gift of God | Male | Hebrew |
| Max | Little Maximus | Male | Latin |
| Mickey | Who is like God? | Unisex | Hebrew |
| Mojo | Good luck charm. | Unisex | English |
| Monty | Gomeric's hill | Male | French |
| Munchkin | A very small elflike person. | Unisex | English |
| Murphy | Sea warrior | Male | Gaelic |
| Nelson | Son of Neal | Male | English |
| Nicky | Victory of the people | Unisex | Greek |
| Nolan | Chariot-fighter, champion | Male | Gaelic |
| Nugget | As in Chicken | Unisex | English |
| Oakley | From the oak meadow | Male | English |
| Oliver | Elf army | Male | French |
| Ollie | Elf army | Male | French |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Unisex | English |
| Orion | Son Of Fire | Male | Greek |
| Oscar | Divine spear | Male | English |
| Owen | Well born, yew born | Male | Gaelic |
| Pax | Peace | Unisex | Latin |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pepe | He will enlarge | Unisex | Hebrew |
| Peppy | | Unisex | Hebrew |
| Pepsi | Brand of cola soft drink. | Unisex | English |
| Percy | Pierce valley | Male | French |
| Pip | Lover of horses | Unisex | Greek |
| Pluto | Wealth, riches | Unisex | Greek |
| Polo | Brave wanderer | Male | English |
| Popeye | | Unisex | Hebrew |
| Preston | Priest settlement | Male | English |
| Prince | Royal son | Male | English |