| Name | Meaning | Gender | Origin |
|---|
| Razor | A sharp-edged cutting instrument used to remove hair. | Unisex | |
| Redneck | | Male | Hebrew |
| Reginald | powerful one | Male | English |
| Rembrandt | | Male | |
| Remo | Abbreviation of Remington.
| Male | Italian |
| Renny | little prosperous one | Male | Anglicized |
| Rhapsody | | Female | Hebrew |
| Ricardo | dominant ruler | Male | Portuguese |
| Richard | powerful ruler; brave one | Male | |
| Rick | aka Richard, Dick and Little Man | Male | English |
| Rickey | Powerful, Brave Ruler | Unisex | English |
| Rickie | Powerful, Brave Ruler | Unisex | English |
| Ricky | dominant or peaceful ruler | Male | English |
| Rico | aka Jerico | Male | Spanish |
| Riddle | | Male | Hebrew |
| Rigel | Foot. Rigel is a blue star of the first magnitude that marks the hunter's left foot in the Orion constellation.
| Male | |
| Ringo | apple, peace be with you | Male | English |
| Rinnah | Joyous song
| Female | |
| Rita | pearl, precious | Female | English |
| Rosalind | Beautiful
| Female | Latin |
| Rowena Ravenclaw | | Unisex | |
| Ruby | Jewel
| Female | Latin |
| Ruffles | A strip of frilled fabric. Irregular | Unisex | |
| Rufus | Red haired | Male | Latin |
| Sachin | Pure | Unisex | Hindu |