| Name | Meaning | Gender | Origin |
|---|
| Orpheus | | Male | |
| Orville | Gold town.
| Male | |
| Owen | Young fighter
| Male | Welsh |
| Oxford | From the ox ford
| Male | English |
| Pagan | from the country, countryman | Male | English |
| Paisley | church, cemetery | Female | Scottish |
| Pansy | thought | Female | English |
| Paris | Brand of perfume. | Female | |
| Patton | fighter's town | Male | English |
| Pax | peaceful | Male | Latin |
| Paxton | From the peaceful farm
| Male | Latin |
| Peaches | Red, yellow skinned fleshy fruit | Female | English |
| Peaches | Red, yellow skinned fleshy fruit | Female | English |
| Peak | | Male | Hebrew |
| Pearl | Precious jewel. A hard, rounded gem, usually white in colour | Female | Latin |
| Pebbles | after the character in 'The Flintstones' cartoons | Male | |
| Pembroke | bluff, headland | Male | English |
| Penn | enclosure | Male | English |
| Peony | flower name | Female | |
| Pepper | A spice or condiment. | Male | Sanskrit |
| Peregrine | traveler, pilgrim | Male | Latin |
| Persia | | Male | Hebrew |
| Petal | A section of a flower | Female | Greek |
| Petra | rock, stone | Female | Greek |
| Petunia | trumpet-shaped flower | Female | English |