| Name | Meaning | Gender | Origin |
|---|
| Rachel | from the TV sitcom Friends | Female | Hebrew |
| Raider | | Male | Hebrew |
| Raj | | Unisex | |
| Raja | the anticipated one | Female | Arabic |
| Raja | the anticipated one | Female | Arabic |
| Regan | little king | Female | Irish |
| Remo | Abbreviation of Remington.
| Male | Italian |
| Roni | shout for joy, my song of joy | Male | Hebrew |
| Rory | aka Rors | Male | Irish |
| Sachi | bliss-child; wife of Indra | Unisex | |
| Safari | | Unisex | Hebrew |
| Sahara | the moon . The world's largest desert situated in northern Africa. | Female | Arabic |
| Sasha | defending men | Female | Russian |
| Sati | Egyptian Goddess whose arrow was so swift it kept rivers flowing | Unisex | |
| Sawyer | woodsman | Male | English |
| Seiko | Good name for a watchdog. | Unisex | |
| Serena | Tranquil or serene. | Female | Latin |
| Shah | | Unisex | |
| Shiloh | tranquil | Female | Biblical |
| Shiva | | Unisex | |
| Simba | from The Lion King | Male | Swahili |
| Simba | lion | Male | Swahili |
| Skyla | sky, sheltering | Female | English |
| Sophie | Wisdom. Variant of Sophia
| Female | |
| Spot | after Data's cat on Star Trek: The Next Generation | Male | |