| Name | Meaning | Gender | Origin |
|---|
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Male | |
| Ozzy | From Osbert - Divinely bright warrior. | Male | |
| Panda | A bear like Chinese mammal, with distinct black and white markings | Male | |
| Papoose | | Unisex | Hebrew |
| Patches | | Male | |
| Peach | | Unisex | |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | |
| Peanut Butter | | Unisex | |
| Pebbles | after the character in 'The Flintstones' cartoons | Male | |
| Pee Wee | | Unisex | |
| Pepper | A spice or condiment. | Male | Sanskrit |
| Pharaoh | ruler | Male | Latin |
| Picasso | | Male | |
| Pickles | Food flavored in a solution of vinegar | Unisex | |
| Pinky | For Pinky Lee, the painting, and the color of her nose | Unisex | |
| Pocket | | Unisex | |
| Pookie | | Unisex | |
| Porkchop | | Unisex | Hebrew |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Puddin | | Unisex | |
| Puddin | | Unisex | |
| Puddin | | Unisex | |
| Pumpkin | Large round fruit with orange skin | Male | |
| Punky | | Unisex | |
| Rembrandt | | Male | |