| Name | Meaning | Gender | Origin |
|---|
| Renata | reborn | Female | Latin |
| Riley | courageous | Female | Irish |
| Ringo | apple, peace be with you | Male | English |
| River | | Male | |
| Rocky | rest | Male | English |
| Rogue | | Male | |
| Rose | Flower
| Female | Latin |
| Rosie | From Rose - The most beautiful of flowers | Female | English |
| Roxy | From Roxanne - Brilliant dawn | Female | English |
| Roza | Latinate variation of Rose, rose, a flower | Female | Russian |
| Ruby | Jewel
| Female | Latin |
| Rudy | From Rudolph - Famous wolf | Male | |
| Rufus | Red haired | Male | Latin |
| Rusty | Covered in rust - a brownish red colour. | Unisex | |
| Saba | woman of Sheba Muslim name for Morning | Unisex | |
| Sable | A carnivorous mammal of Northern Europe with soft, dark fur. | Female | Animal |
| Sadie | Princess
| Female | English |
| Sam | to hear | Male | English |
| Sammy | Hebrew, told by God | Male | English |
| Sampson | sun | Male | Hebrew |
| Samson | Bright sun
| Male | Hebrew |
| Sandy | Abbreviation of Alexander defender of man.
| Male | Scottish |
| Sapphire | Precious Gem | Female | Hebrew |
| Sasha | defending men | Female | Russian |
| Sassy | Lively and spirited | Female | |