| Name | Meaning | Gender | Origin |
|---|
| Nike | Victory | Female | Greek |
| Ninja | | Unisex | Hebrew |
| Nipper | A small boy | Unisex | English |
| Noel | Christmas | Male | English |
| Noodle | A narrow ribbon-like strip of dough | Unisex | English |
| Nugget | As in Chicken | Unisex | English |
| Oberon | Noble bear | Unisex | German |
| Octavia | Eighth | Female | Latin |
| Olympia | From Mount Olympus | Female | Greek |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Unisex | English |
| Orlando | Famous country | Male | Germanic |
| Oscar | Divine spear | Male | English |
| Paola | Small | Female | Latin |
| Paolo | Small | Male | Latin |
| Patches | | Unisex | Hebrew |
| Pax | Peace | Unisex | Latin |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Penny | Weaver | Female | Greek |
| Pepper | Pepper | Female | English |
| Phoebe | Bright | Female | Greek |
| Pia | Pious | Female | Latin |
| Piglet | | Unisex | Hebrew |
| Pip | Lover of horses | Unisex | Greek |
| Pippa | Lover of horses | Female | Greek |
| Pipsqueak | | Unisex | Hebrew |
| Pixel | | Unisex | Hebrew |
| Pixie | A fairy like creature. Playful and mischievous | Female | English |
| Pizza | A baked shallow crust covered with tomato sauce, cheese and other toppings. | Unisex | English |
| Pluto | Wealth, riches | Unisex | Greek |
| Poco | Little. | Unisex | English |