| Name | Meaning | Gender | Origin |
|---|
| Nipper | A small boy | Unisex | English |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Unisex | English |
| Oscar | Divine spear | Male | English |
| Peanut | Edible nuts eaten raw or roasted. | Unisex | English |
| Penny | Weaver | Female | Greek |
| Pepper | Pepper | Female | English |
| Pip | Lover of horses | Unisex | Greek |
| Pixie | A fairy like creature. Playful and mischievous | Female | English |
| Poco | Little. | Unisex | English |
| Princess | Royal son | Female | English |
| Puddles | | Unisex | Hebrew |
| Pumpkin | Large round fruit with orange skin | Unisex | English |
| Queenie | Female ruler | Female | English |
| Rascal | One that is playfully mischievous | Unisex | English |
| Rex | King | Male | Latin |
| Riley | Rye clearing | Male | English |
| Rocky | Battle cry | Male | Germanic |
| Rosie | Rose | Female | Latin |
| Roux | Red | Unisex | English |
| Roxy | Star | Female | Persian |
| Ruby | Red | Female | Latin |
| Sadie | Princess | Female | Hebrew |
| Sam | He is called god | Male | Hebrew |
| Sammy | His name is God | Unisex | Hebrew |
| Sandy | Defending men | Male | Greek |
| Sasha | Defending men | Unisex | Greek |
| Sassy | Lively and spirited | Unisex | English |
| Shay | Supplanter | Male | Hebrew |
| Sheba | Daughter of an oath | Female | Hebrew |
| Shelby | A place where willows grow | Female | American English |