| Name | Meaning | Gender | Origin |
|---|
| River | | Male | |
| Robin | Famed: bright: shining Form of Robert popular since the medieval days of Robin Hood. Robinson: (English) Son of Robert Famed: bright: shining. Surname.
| Male | |
| Rock | Italian from German, rest | Male | English |
| Rose | Flower
| Female | Latin |
| Rosemary | the rosemary plant | Female | Latin |
| Rowan | red-haired; rugged | Male | Scottish |
| Ruby | Jewel
| Female | Latin |
| Rue | Bitter, Medicinal Plant | Male | English |
| Rufus | Red haired | Male | Latin |
| Ryder | cavalryman, messenger | Male | British |
| Sable | A carnivorous mammal of Northern Europe with soft, dark fur. | Female | Animal |
| Saffron | A cooking spice | Female | Spice |
| Sage | Aromatic grayish-green herb. Wise or experienced person. | Female | |
| Sahara | the moon . The world's largest desert situated in northern Africa. | Female | Arabic |
| Salmon | salmon, a fish | Male | Animal |
| Sapphire | Precious Gem | Female | Hebrew |
| Savannah | From the open plain
| Female | Spanish |
| Seal | | Male | |
| Senna | brightness | Female | Botanical |
| Sequoia | sparrow | Female | Native |
| Shade | | Male | |
| Shadow | A rough, dark image cast by an object blocking the sun's rays | Female | English |
| Shale | | Male | |
| Sienna | A clay like earthy reddish brown | Female | Italian |
| Sierra | Dark Feminine of Ciaran.
| Female | Spanish |