| Name | Meaning | Gender | Origin |
|---|
| Norman | Thor mind, Thor courage | Male | Gaelic |
| Nugget | As in Chicken | Unisex | English |
| Nutmeg | | Unisex | Hebrew |
| Oliver | Elf army | Male | French |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Unisex | English |
| Osbert | Bright god | Male | English |
| Oscar | Divine spear | Male | English |
| Osric | Sacred ruler | Male | English |
| Oswald | Uncertain, possibly divine power | Male | German |
| Otis | One who hears well | Male | Greek |
| Otto | Wealth | Male | German |
| Owen | Well born, yew born | Male | Gaelic |
| Paco | From France | Male | Latin |
| Paddy | Patrician | Male | Latin |
| Pal | A friend, buddy, chum. | Unisex | English |
| Pancho | From France | Male | Latin |
| Panda | A bear like Chinese mammal, with distinct black and white markings | Unisex | English |
| Patrick | Patrician | Male | Latin |
| Paul | Small | Male | Latin |
| Paws | | Unisex | Hebrew |
| Peter | Stone | Male | Greek |
| Philip | Lover of horses | Male | Greek |
| Pluto | Wealth, riches | Unisex | Greek |
| Pogo | | Unisex | Hebrew |
| Pretzel | Glazed, salted and brittle biscuit in the form of a knot or stick. | Unisex | English |
| Prince | Royal son | Male | English |
| Radar | | Unisex | Hebrew |
| Ralph | Wolf council | Male | Germanic |
| Rambo | | Unisex | Hebrew |
| Ramses | Son of Ra | Male | Ancient Egyptian |