| Name | Meaning | Gender | Origin |
|---|
| Killer | | Unisex | |
| Leo | Lion.
| Male | Latin |
| Mack | Son of
| Male | Scottish |
| Magnum | A large type of wine bottle. | Unisex | |
| Max | Large spring | Male | English |
| Max | Large spring | Male | English |
| Merlin | Character on Chocolate Frog card.
| Male | Welsh |
| Momo | Peach | Unisex | Japanese |
| Momo | gangster from the movie Get Shorty | Unisex | |
| Monster | A creature of frightening appearance | Unisex | |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | |
| Nazar | | Unisex | Hebrew |
| Nino | God is gracious | Male | Italian |
| Nuray | Turkish for white moon | Unisex | |
| Oliver | The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace.
| Male | Latin |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Male | |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Male | |
| Orion | Son of Fire
| Male | Greek |
| Osman | Godly protection.
| Male | Arabic |
| Oz | strength | Male | Hebrew |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | |
| Percy | | Male | |
| Petey | | Male | |
| Pinar | | Unisex | Hebrew |
| Pirate | | Unisex | |