| Name | Meaning | Gender | Origin |
|---|
| Peek-a-boo | | Unisex | Hebrew |
| Pele | Hawaiian volcano goddess. | Female | Hawaiian |
| Pepper | A spice or condiment. | Male | Sanskrit |
| Peppy | | Male | |
| Pepsi | Brand of cola soft drink. | Male | |
| Perky | | Unisex | Hebrew |
| Philomena | song lover, friend, lover of the moon | Female | Greek |
| Phoenix | Mystical Bird, Purple
| Male | Greek |
| Phoenix | Mystical Bird, Purple
| Male | Greek |
| Pikachu | | Unisex | |
| Piper | Piper
| Female | English |
| Pippa | lover of horses | Female | English |
| Pistol | | Unisex | |
| Piston | | Unisex | Hebrew |
| Pogo | | Unisex | |
| Pom Pom | | Unisex | |
| Popcorn | Corn that when heated forms white edible puffs. | Unisex | |
| Poppy | Flower with four crumpled petals in red, orange or white colours | Female | Latin |
| Poppy | Flower with four crumpled petals in red, orange or white colours | Female | Latin |
| Porsche | Offering
| Female | Word |
| Posy | a bunch of flowers | Female | English |
| Pounce | | Unisex | |
| Proton | | Unisex | Hebrew |
| Punk | | Unisex | Hebrew |
| Queenie | Queen
| Female | English |