| Name | Meaning | Gender | Origin |
|---|
| Miracle | wonder, marvel | Female | Latin |
| Money | | Unisex | |
| Moon | Moon | Female | American |
| Morning Star | | Unisex | Hebrew |
| Munster | | Unisex | Hebrew |
| Muse | | Female | |
| Mystic | | Unisex | Hebrew |
| Nelson | son of a champion, son of Neil | Male | English |
| Neon | | Unisex | |
| Nice | | Unisex | Hebrew |
| Nirvana | deep silence, ultimate bliss | Female | Sanskrit |
| Nitro | Short for Nitroglycerin a highly explosive liquid. | Male | |
| Nubia | From Nubia Africa, Gold | Unisex | Egyptian |
| Nyssa | goal | Female | Greek |
| Oatmeal | | Male | |
| Odd | Sword's Point | Unisex | Norwegian |
| Odessa | odyssey, journey, voyage | Female | Russian |
| Odin | Viking mythology: the allmighty god | Male | Old |
| Olympia | of Mount Olympus, heavenly | Female | Greek |
| Only | | Unisex | Hebrew |
| Ordinary | | Unisex | Hebrew |
| Orlando | Famous land
| Male | Italian |
| Othello | he has the sound of God | Male | Hebrew |
| Ozone | | Male | Hebrew |
| Paisley | church, cemetery | Female | Scottish |