| Name | Meaning | Gender | Origin |
|---|
| 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 |
| Petula | | Female | |
| Petunia | trumpet-shaped flower | Female | English |
| Phoebe | bright one | Female | Greek |
| Phoebe | bright one | Female | Greek |
| 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 |
| Rainbow | | Female | |
| Rainy | | Unisex | |
| Rhoda | rose | Female | Greek |
| Rita | pearl, precious | Female | English |
| Rosalie | rose | Female | |
| Rosalind | Beautiful
| Female | Latin |
| Rose | Flower
| Female | Latin |
| Rosemary | the rosemary plant | Female | Latin |
| Rosey | | Female | |
| Roza | Latinate variation of Rose, rose, a flower | Female | Russian |
| Saffron | A cooking spice | Female | Spice |
| Sage | Aromatic grayish-green herb. Wise or experienced person. | Female | |
| Samantha | A listener | Female | Hebrew |
| Scarlet | Scarlet coloured, deep red | Female | Color |
| Shana | Yiddish for princess | Female | English |