| Name | Meaning | Gender | Origin |
|---|
| Pele | Hawaiian volcano goddess. | Female | Hawaiian |
| Peregrine | traveler, pilgrim | Male | Latin |
| Pesto | | Male | |
| Pie | A baked pastry filled with fruit or meat. | Unisex | |
| Poe | peacock | Male | |
| Pollock | pit | Male | Scottish |
| Pom-Pom | | Unisex | Hebrew |
| Princess | Female member of a royal family | Female | Word |
| Pumpkin | Large round fruit with orange skin | Male | |
| Radar | | Male | |
| Rafa | happiness, prosperity | Female | Arabic |
| Raleigh | dweller by the deer meadow | Male | English |
| Ralph | Red wolf
| Male | English |
| Ralph | Red wolf
| Male | English |
| Rance | a kind of Belgian marble | Unisex | |
| Ranger | dweller in the field A warden employed to protect a forest area. | Male | |
| Reagan | little king | Female | Irish |
| Rebel | One that resists of defies authority | Male | Word |
| Reese | ardor | Female | Welsh |
| Reuben | Behold a son | Male | Hebrew |
| Roger | famous spearman, quiet | Male | |
| Ronaldo | Advisor, Ruler | Unisex | Portuguese |
| Rosalie | rose | Female | |
| Sachin | Pure | Unisex | Hindu |
| Sammy | Hebrew, told by God | Male | English |