| Name | Meaning | Gender | Origin |
|---|
| Scout | Observer | Unisex | American English |
| Sedona | | Unisex | Hebrew |
| Shadow | Shadow | Unisex | English |
| Slate | | Unisex | Hebrew |
| Smoky | | Unisex | Hebrew |
| Soda | A carbonated water. | Unisex | English |
| Sonic | Approaching the speed of sound, fast-paced | Unisex | English |
| Sparky | Animated, lively. | Unisex | English |
| Speedy | Rapid motion, swift. | Unisex | English |
| Spider | An eight legged insect | Unisex | English |
| Spud | Slang for potato. | Unisex | English |
| Spunky | Spirited, plucky. | Unisex | English |
| Stretch | To extend to full length. | Unisex | English |
| Strider | | Unisex | Hebrew |
| Styx | Myth Name (A River Of The Underworld) | Unisex | English |
| Sunshine | Light from the sun | Unisex | English |
| Tequila | An alcoholic liquor distilled from mescal. | Unisex | English |
| Tiger | Tiger | Unisex | English |
| Tilly | Powerful battler | Unisex | Germanic |
| Toby | God is good | Unisex | Hebrew |
| Tulip | | Unisex | Hebrew |
| Turbo | Driven by a turbine - turbocharged | Unisex | English |
| Twiggy | | Unisex | Hebrew |
| Ty | Abbreviation For Names Beginning With Ty-. | Unisex | American English |
| Vanilla | Flavouring agent from the vanilla bean | Unisex | English |
| Widget | | Unisex | Hebrew |
| Wildfire | | Unisex | Hebrew |
| Wing | Glory | Unisex | Chinese |
| Winky | | Unisex | Hebrew |
| Winnie | Blessed peace | Unisex | Welsh |