| Name | Meaning | Gender | Origin |
|---|
| Rapture | | Unisex | Hebrew |
| Rasputin | | Male | Hebrew |
| Raven | Dark haired or wise
| Female | Word |
| Ravenna | Raven | Female | English |
| Rebecca | bound, tied | Female | Hebrew |
| Regan | little king | Female | Irish |
| Remington | from the raven's home | Male | English |
| Rhiannon | divine queen | Female | Welsh |
| Rosemary | the rosemary plant | Female | Latin |
| Roxana | dawn; or, little star | Female | Persian |
| Roxanna | little star | Female | Persian |
| Roxanne | Dawn
| Female | Persian |
| Ruby | Jewel
| Female | Latin |
| Rue | Bitter, Medicinal Plant | Male | English |
| Rumi | | Unisex | |
| Sable | A carnivorous mammal of Northern Europe with soft, dark fur. | Female | Animal |
| Sabrina | Legendary princess
| Female | Celtic |
| Sahara | the moon . The world's largest desert situated in northern Africa. | Female | Arabic |
| Salem | Peace
| Male | Hebrew |
| Samara | after the character in The Ring movie | Female | Hebrew |
| Satan | The Devil and adversary of God | Male | |
| Scarlet | Scarlet coloured, deep red | Female | Color |
| Seiko | Good name for a watchdog. | Unisex | |
| Selena | after the goddess Selene | Female | Latinized |
| Selene | after the Greek godess of the moon | Unisex | |