| Name | Meaning | Gender | Origin |
|---|
| Opal | Jewel, gem | Female | Sanskrit |
| Pamela | Made From Honey | Female | Literary |
| Polly | Bitter | Female | Hebrew |
| Purdy | Variation on pretty. | Unisex | English |
| Rambo | | Unisex | Hebrew |
| Rebel | One that resists of defies authority | Unisex | English |
| Reid | Red | Unisex | English |
| Rhino | | Unisex | Hebrew |
| River | River | Unisex | English |
| Robin | Bright fame | Female | Germanic |
| Rocket | To move swiftly and powerfully | Unisex | English |
| Rogue | | Unisex | Hebrew |
| Roman | Roman | Unisex | Latin |
| Rowdy | Boisterous. Western Nickname. | Unisex | English |
| Roxy | Star | Female | Persian |
| Ruby | Red | Female | Latin |
| Ryder | One who rides | Unisex | English |
| Rylie | Rye clearing | Unisex | English |
| Sadie | Princess | Female | Hebrew |
| Sailor | Sailor | Unisex | English |
| Sampson | Sun | Unisex | Hebrew |
| Santana | Saintlike | Female | Spanish |
| Sarah | Princess | Female | Hebrew |
| Saxon | Sharp blade | Female | German |
| Scarlett | Scarlet | Female | English |
| Selene | Moon | Female | Greek |
| Shaggy | Bushy and matted (hair), unkempt. | Unisex | English |
| Skylar | Guarded | Female | Dutch |
| Skyler | Guarded | Unisex | Dutch |
| Sniper | A skilled shooter who spots targets from a concealed place. | Unisex | English |