| Name | Meaning | Gender | Origin |
|---|
| Pat | Patrician | Unisex | Latin |
| Patches | | Unisex | Hebrew |
| Patrick | Patrician | Male | Latin |
| Payton | Settlement of PÅ“ga | Male | English |
| Peaches | Red, yellow skinned fleshy fruit | Unisex | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pegasus | Myth Name (Winged Horse) | Unisex | English |
| Pepsi | Brand of cola soft drink. | Unisex | English |
| Percy | Pierce valley | Male | French |
| Perry | Foreigner, stranger | Male | Latin |
| Petal | A section of a flower | Unisex | English |
| Peyton | Settlement of PÅ“ga | Unisex | English |
| Phoenix | Phoenix | Male | Greek |
| Picasso | | Unisex | Hebrew |
| Pickles | Food flavored in a solution of vinegar | Unisex | English |
| Pierre | Stone | Male | Greek |
| Pig | | Unisex | Hebrew |
| Ping | Fair | Unisex | Chinese |
| Pinky | For Pinky Lee, the painting, and the color of her nose | Unisex | English |
| Pinstripe | | Unisex | Hebrew |
| Pip | Lover of horses | Unisex | Greek |
| Pipa | | Unisex | Hebrew |
| Pipper | | Unisex | Hebrew |
| Pistachio | | Unisex | Hebrew |
| Pixel | | Unisex | Hebrew |
| Plato | Liberal | Male | Greek |
| Pluto | Wealth, riches | Unisex | Greek |
| Poco | Little. | Unisex | English |
| Pogo | | Unisex | Hebrew |
| Pokey | | Unisex | Hebrew |