| Name | Meaning | Gender | Origin |
|---|
| Peaches | Red, yellow skinned fleshy fruit | Unisex | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pepe | He will enlarge | Unisex | Hebrew |
| Peppy | | Unisex | Hebrew |
| Pepsi | Brand of cola soft drink. | Unisex | English |
| Petey | Stone | Unisex | Greek |
| Phantom | Something elusive. A ghost | Unisex | English |
| Picasso | | Unisex | Hebrew |
| Pickles | Food flavored in a solution of vinegar | Unisex | English |
| Piggy | | Unisex | Hebrew |
| Piglet | | Unisex | Hebrew |
| Pinky | For Pinky Lee, the painting, and the color of her nose | Unisex | English |
| Pippin | Foreigner, stranger | Unisex | Latin |
| Pirate | | Unisex | Hebrew |
| Pluto | Wealth, riches | Unisex | Greek |
| Pockets | | Unisex | Hebrew |
| Pogo | | Unisex | Hebrew |
| Pokey | | Unisex | Hebrew |
| Pongo | One who smells. | Unisex | English |
| Pooh | | Unisex | Hebrew |
| Pookie | | Unisex | Hebrew |
| Popcorn | Corn that when heated forms white edible puffs. | Unisex | English |
| Porkchop | | Unisex | Hebrew |
| Porky | | Unisex | Hebrew |
| Powder | Substance of fine particles. Light, dry snow. | Unisex | English |
| Prancer | | Unisex | Hebrew |
| Presley | Priest clearing | Unisex | English |
| Pretty | | Unisex | Hebrew |
| Puck | Elf | Unisex | English |
| Puddles | | Unisex | Hebrew |