| Name | Meaning | Gender | Origin |
|---|
| Phoebe | bright one | Female | Greek |
| Pickles | Food flavored in a solution of vinegar | Unisex | |
| Piglet | | Unisex | |
| Pineapple | | Unisex | |
| Ping | | Unisex | |
| Pistachio | | Unisex | |
| Pitty Pat | | Unisex | |
| Pixie | A fairy like creature. Playful and mischievous | Female | |
| Pixie | A fairy like creature. Playful and mischievous | Female | Swedish |
| Pizza | A baked shallow crust covered with tomato sauce, cheese and other toppings. | Unisex | |
| Plum | | Female | |
| Pop | | Unisex | Hebrew |
| 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 |
| Porkchop | | Unisex | Hebrew |
| Pounce | | Unisex | |
| Precious | One who is beloved, a darling. | Female | Latin |
| Prima | first one | Female | Latin |
| Princess | Female member of a royal family | Female | Word |
| Prissy | | Female | |
| Prometheus | Forethought | Unisex | Greek |
| Prudence | caution | Female | |
| Psyche | the soul | Female | Greek |
| Pumba | | Unisex | |
| Puppy | | Unisex | |