| Name | Meaning | Gender | Origin |
|---|
| Precious | One who is beloved, a darling. | Female | Latin |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Princess | Female member of a royal family | Female | Word |
| Prunella | small plum | Female | Latin |
| Quartz | | Male | |
| Ratana | | Unisex | |
| Rhoda | rose | Female | Greek |
| Richard | powerful ruler; brave one | Male | |
| Rita | pearl, precious | Female | English |
| Rocco | rest | Male | Italian |
| Rochelle | from the little rock | Female | |
| Rochester | rock fortress | Male | English |
| Rock | Italian from German, rest | Male | English |
| Rocky | rest | Male | English |
| Rose | Flower
| Female | Latin |
| Ruby | Jewel
| Female | Latin |
| Rubye | | Unisex | |
| Sandy | Abbreviation of Alexander defender of man.
| Male | Scottish |
| Santana | Little Saint | Female | Spanish |
| Saphira | | Unisex | |
| Sapphire | Precious Gem | Female | Hebrew |
| Sappho | sapphire | Female | Ancient |
| Sarah | Princess
| Female | Hebrew |
| Selena | after the goddess Selene | Female | Latinized |
| Selenium | | Unisex | Hebrew |