| Name | Meaning | Gender | Origin |
|---|
| Polo | brave wanderer | Male | Tibetan |
| Primo | first one | Male | Italian |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Puck | | Male | |
| Quinlan | Graceful
| Male | Irish |
| Radiance | | Unisex | Hebrew |
| Raghnall | Strong
| Male | |
| Rain | | Male | |
| Ralph | Red wolf
| Male | English |
| Ralph | Red wolf
| Male | English |
| Ram | Lord Rama | Male | Sanskrit |
| Ramiro | Judicious
| Male | Portuguese |
| Ramses | son of God | Male | Egyptian |
| Ranger | dweller in the field A warden employed to protect a forest area. | Male | |
| Raul | Form of Ralph wolf counsel.
| Male | Spanish |
| Ray | kingly | Male | English |
| Red | A primary colour resembling the colour of blood | Male | Color |
| Reginald | powerful one | Male | English |
| Reilly | courageous | Male | Irish |
| Renny | little prosperous one | Male | Anglicized |
| Rex | after the Rex Banner character in The Simpsons cartoons | Male | Latin |
| Rey | King
| Male | Spanish |
| Reyna | Peaceful, Queen | Unisex | Spanish |
| Rhys | ardor | Male | Welsh |
| Richard | powerful ruler; brave one | Male | |