| Name | Meaning | Gender | Origin |
|---|
| Patience | Patience | Female | English |
| Patty | A patrician | Female | Latin |
| Paws | | Unisex | Hebrew |
| Peaches | Red, yellow skinned fleshy fruit | Unisex | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pebbles | After the character in 'The Flintstones' cartoons | Female | English |
| Penny | Weaver | Female | Greek |
| Pepper | Pepper | Female | English |
| Pepsi | Brand of cola soft drink. | Unisex | English |
| Perdie | | Unisex | Hebrew |
| Petal | A section of a flower | Unisex | English |
| Petra | Stone | Female | Greek |
| Petunia | Type of flower | Female | English |
| Phantom | Something elusive. A ghost | Unisex | English |
| Picasso | | Unisex | Hebrew |
| Pickles | Food flavored in a solution of vinegar | Unisex | English |
| Pico | | Unisex | Hebrew |
| Pig | | Unisex | Hebrew |
| Piglet | | Unisex | Hebrew |
| Pink | Pink | Female | English |
| Piper | A pipe player | Female | English |
| Pippa | Lover of horses | Female | Greek |
| Pippin | Foreigner, stranger | Unisex | Latin |
| Pique | | Unisex | Hebrew |
| Pistachio | | 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 |