| Name | Meaning | Gender | Origin |
|---|
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Pearl | Pearl | Female | English |
| Penelope | Weaver | Female | Greek |
| Pepper | Pepper | Female | English |
| Pepsi | Brand of cola soft drink. | Unisex | English |
| Pickles | Food flavored in a solution of vinegar | Unisex | English |
| Poppy | Poppy flower | Female | English |
| Posy | He will enlarge | Female | Hebrew |
| Princess | Royal son | Female | English |
| Radar | | Unisex | Hebrew |
| Rascal | One that is playfully mischievous | Unisex | English |
| Reba | To tie | Female | Hebrew |
| Rebel | One that resists of defies authority | Unisex | English |
| Robin | Bright fame | Female | Germanic |
| Rose | Rose | Female | Latin |
| Ruby | Red | Female | Latin |
| Rusty | Rusty, full of rust | Unisex | American English |
| Sadie | Princess | Female | Hebrew |
| Sage | Aromatic herb | Unisex | English |
| Sapphira | Sapphire, blue gemstone | Female | Greek |
| Sapphire | Beautiful jewel | Female | Greek |
| Savannah | Plateau | Female | Spanish |
| Scooter | One who goes suddenly and speedily. | Unisex | English |
| Scout | Observer | Unisex | American English |
| Sequoia | Large Tree | Female | Native American |
| Sharona | The plains | Female | Hebrew |
| Shiloh | Gift for him | Unisex | Hebrew |
| Sky | Sky | Unisex | Norse |
| Snickers | A brand of candy bar. | Unisex | English |
| Sniper | A skilled shooter who spots targets from a concealed place. | Unisex | English |