| Name | Meaning | Gender | Origin |
|---|
| Paula | small | Female | Feminine |
| Penelope | Dream weaver
| Female | Greek |
| Persephone | The daughter of Demeter and Zeus who was abducted by Hades but rescued by her mother and thereafter spent six months of the year on earth and six months in the underworld.
| Female | Greek |
| Petal | A section of a flower | Female | Greek |
| Petunia | trumpet-shaped flower | Female | English |
| Phaedra | Glowing | Female | Greek |
| Phillipa | | Unisex | |
| Phoebe | bright one | Female | Greek |
| Phoebe | bright one | Female | Greek |
| Piper | Piper
| Female | English |
| Pippa | lover of horses | Female | English |
| 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 |
| Posy | a bunch of flowers | Female | English |
| Primrose | first rose | Female | English |
| Priscilla | Of ancient lineage | Female | Latin |
| Priya | Sanskrit for love | Female | Sanskrit |
| Rachel | from the TV sitcom Friends | Female | Hebrew |
| Regina | Queen
| Female | Latin |
| Riley | courageous | Female | Irish |
| Rosalie | rose | Female | |
| Rosalind | Beautiful
| Female | Latin |
| Rose | Flower
| Female | Latin |
| Rosemary | the rosemary plant | Female | Latin |
| Rosie | From Rose - The most beautiful of flowers | Female | English |