| Name | Meaning | Gender | Origin |
|---|
| Rania | Contented | Female | Arabic |
| Rascal | One that is playfully mischievous | Unisex | English |
| Reagan | Descendent of Riagán | Unisex | Gaelic |
| Reggie | Ruler with counsel | Unisex | Germanic |
| Regina | Queen | Female | Latin |
| Remy | Abbreviation Of Remington. | Female | English |
| Rey | Red | Unisex | Gaelic |
| Rina | Pet form of names in -rina | Female | English |
| Rizzo | | Unisex | Hebrew |
| Robbin | Famed: Bright: Shining Form Of Robert Popular Since The Medieval Days Of Robin Hood. Robinson: (English) Son Of Robert Famed: Bright: Shining. Surname. | Unisex | English |
| Romy | Sea dew | Unisex | Latin |
| Ronnie | Ruler with counsel | Unisex | Norse |
| Rosa | Rose | Female | Latin |
| Rose | Rose | Female | Latin |
| Rosie | Rose | Female | Latin |
| Rowdy | Boisterous. Western Nickname. | Unisex | English |
| Roxy | Star | Female | Persian |
| Ruby | Red | Female | Latin |
| Rusty | Rusty, full of rust | Unisex | American English |
| Ryoko | Refreshing child | Female | Japanese |
| Sabrina | A Welsh river name | Female | Gaelic |
| Sadie | Princess | Female | Hebrew |
| Salem | Secure, peace | Unisex | Arabic |
| Samantha | Listener | Female | Aramaic |
| Sammy | His name is God | Unisex | Hebrew |
| Sarah | Princess | Female | Hebrew |
| Sasha | Defending men | Unisex | Greek |
| Sassy | Lively and spirited | Unisex | English |
| Satin | Amber | Female | Armenian |
| Scooby | | Unisex | Hebrew |