| Name | Meaning | Gender | Origin |
|---|
| Phoenix | Mystical Bird, Purple
| Male | Greek |
| Picasso | | Male | |
| Pickles | Food flavored in a solution of vinegar | Unisex | |
| Ping | | Unisex | |
| Pinky | For Pinky Lee, the painting, and the color of her nose | Unisex | |
| Pocket | | Unisex | |
| Pollux | crown | Male | Greek |
| Pookie | | Unisex | |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Princess Peach | from Super Mario Brothers | Unisex | |
| Puddin | | Unisex | |
| Puddin | | Unisex | |
| Puddin | | Unisex | |
| Puff | Expelling breath, a gust of wind or a small amount of smoke. | Male | |
| Puff | Expelling breath, a gust of wind or a small amount of smoke. | Male | |
| Pumba | | Unisex | |
| Pumpkin | Large round fruit with orange skin | Male | |
| Punkin | | Unisex | |
| Punky | | Unisex | |
| Puppy | | Unisex | |
| Ra | sun | Male | Egyptian |
| Rambo | | Male | |
| Rascal | One that is playfully mischievous | Male | |
| Red | A primary colour resembling the colour of blood | Male | Color |
| Rembrandt | | Male | |