| Name | Meaning | Gender | Origin |
|---|
| Orla | Irish name meaning golden princess | Female | Irish |
| Othelo | | Unisex | |
| Pabst | | Unisex | Hebrew |
| Pandora | talented one | Female | Greek |
| Paris | Brand of perfume. | Female | |
| Passion | Powerful emotions, boundless enthusiasm. | Unisex | |
| Patience | | Female | |
| Patty | patrician | Female | English |
| Peaches | Red, yellow skinned fleshy fruit | Female | English |
| Peaches | Red, yellow skinned fleshy fruit | Female | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | |
| Pee Wee | | Unisex | |
| Peek | | Unisex | |
| Penny | Greek, weaver | Female | English |
| Petal | A section of a flower | Female | Greek |
| Petra | rock, stone | Female | Greek |
| Petunia | trumpet-shaped flower | Female | English |
| Phantom | Something elusive. A ghost | Unisex | |
| Pharoah | | Unisex | Hebrew |
| Pickles | Food flavored in a solution of vinegar | Unisex | |
| Pico | | Unisex | Hebrew |
| Pig | | Unisex | Hebrew |
| Piglet | | Unisex | |
| Pink | | Female | |
| Piper | Piper
| Female | English |