| Name | Meaning | Gender | Origin |
|---|
| Opal | Australian gemstone of remarkable colours, usually red, blue or green | Female | Sanskrit |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Male | |
| Oreo | American cookie brand consisting of two chocolate wafers with white cream filling. | Male | |
| Panda | A bear like Chinese mammal, with distinct black and white markings | Male | |
| Patches | | Male | |
| Pearl | Precious jewel. A hard, rounded gem, usually white in colour | Female | Latin |
| Pebble | | Unisex | |
| Pebbles | after the character in 'The Flintstones' cartoons | Male | |
| Penguin | | Male | |
| Pepper | A spice or condiment. | Male | Sanskrit |
| Periwinkle | | Male | |
| Pewter | | Unisex | |
| Phoenix | Mystical Bird, Purple
| Male | Greek |
| Phoenix | Mystical Bird, Purple
| Male | Greek |
| Platinum | | Unisex | |
| Powder | Substance of fine particles. Light, dry snow. | Unisex | |
| Puffy | | Unisex | |
| Rhino | | Unisex | |
| Rocket | To move swiftly and powerfully | Male | Word |
| Rocky | rest | Male | English |
| Sage | Aromatic grayish-green herb. Wise or experienced person. | Female | |
| Salt | White crystals used as food seasoning. | Unisex | |
| Sandy | Abbreviation of Alexander defender of man.
| Male | Scottish |
| Sapphire | Precious Gem | Female | Hebrew |
| Sardine | | Unisex | |