| Name | Meaning | Gender | Origin |
|---|
| Peter | A rock. Peter the biblical fisherman and apostle had impulsive nature and rocklike faith. In Catholic tradition he is the first pope.
| Male | Greek |
| Pippin | Name of a king
| Male | |
| Platon | broad-shouldered | Unisex | |
| Pretzel | Glazed, salted and brittle biscuit in the form of a knot or stick. | Male | |
| Quintin | fifth | Male | Latin |
| Rafael | God has healed.
| Male | Spanish |
| Raymond | Guards wisely.
| Male | |
| Redmond | adviser | Male | Irish |
| Richard | powerful ruler; brave one | Male | |
| Richelle | powerful ruler; brave one | Unisex | |
| Robb | Abbreviation of Robert Famed: bright: shining.
| Male | |
| Robbie | Abbreviation of Robert Famed: bright: shining.
| Male | |
| Robby | Abbreviation of Robert Famed: bright: shining.
| Male | |
| Robert | Famed: bright: shining. 14th-century King Robert the Bruce. Robert Burns the poet.
| Male | English |
| Rocky | rest | Male | English |
| Roland | from the famous land | Male | |
| Rolf | Fame, Wolf | Unisex | German |
| Rollo | wolf | Male | Latin |
| Roosevelt | rose field | Male | Dutch |
| Rory | aka Rors | Male | Irish |
| Ros | | Unisex | |
| Ross | from the TV sitcom Friends | Male | Scottish |
| Rudolf | | Unisex | |
| Rue | Bitter, Medicinal Plant | Male | English |
| Ruger | | Unisex | |