| Name | Meaning | Gender | Origin |
|---|
| Ripple | | Unisex | Hebrew |
| Robby | Bright fame | Unisex | Germanic |
| Rock | Stone | Male | English |
| Rodney | Renown island | Male | English |
| Ron | Ruler with counsel | Male | Norse |
| Rune | Rune, secret lore | Unisex | Norse |
| Ryder | One who rides | Unisex | English |
| Seamus | Form Of James Supplanter. | Male | English |
| Shaka | | Unisex | Hebrew |
| Shelly | Clearing near a ledge | Unisex | English |
| Sniper | A skilled shooter who spots targets from a concealed place. | Unisex | English |
| Spanky | | Unisex | Hebrew |
| Spyder | | Unisex | Hebrew |
| Stavros | Victor | Male | Greek |
| Stephan | Crown | Male | Greek |
| Stewie | | Unisex | Hebrew |
| Stormy | Violent weather | Unisex | English |
| Styx | Myth Name (A River Of The Underworld) | Unisex | English |
| Sully | Keen eye | Male | Gaelic |
| Talon | A claw | Male | English |
| Tas | Myth Name | Male | English |
| T-bone | A thick steak containing a T shaped bone. | Unisex | English |
| Tegan | Beautiful | Male | Welsh |
| Tequila | An alcoholic liquor distilled from mescal. | Unisex | English |
| Tigger | From Winnie the Pooh | Unisex | English |
| Toula | After a character in the movie My Big Fat Greek Wedding | Unisex | English |
| Trace | Thracius' place | Unisex | English |
| Travis | Toll collector | Male | French |
| Ty | Abbreviation For Names Beginning With Ty-. | Unisex | American English |
| Tyron | Land of the noble | Male | Gaelic |