| Name | Meaning | Gender | Origin |
|---|
| Plaise | Strong
| Male | |
| Plato | broad-shouldered | Male | Greek |
| Preston | dweller at the church, priest's settlement | Male | English |
| Quinlan | Graceful
| Male | Irish |
| Raghnall | Strong
| Male | |
| Ramsay | low-lying land | Male | English |
| Ramsey | ram's land | Unisex | |
| Raphael | God's healer
| Male | Hebrew |
| Raul | Form of Ralph wolf counsel.
| Male | Spanish |
| Raymond | Guards wisely.
| Male | |
| Rayne | | Unisex | |
| Reggie | counsel power | Male | English |
| Reginald | powerful one | Male | English |
| Remo | Abbreviation of Remington.
| Male | Italian |
| Remy | Brand of French cognac | Male | |
| Renny | little prosperous one | Male | Anglicized |
| Reno | Reborn | Male | English |
| Rex | after the Rex Banner character in The Simpsons cartoons | Male | Latin |
| Reynold | counsel-power | Male | English |
| Rhett | Enthusiastic, stream.
| Male | English |
| Ricardo | dominant ruler | Male | Portuguese |
| Rice | | Unisex | |
| Richard | powerful ruler; brave one | Male | |
| Richelle | powerful ruler; brave one | Unisex | |
| Rick | aka Richard, Dick and Little Man | Male | English |