| Name | Meaning | Gender | Origin |
|---|
| Scout | Observer | Unisex | American English |
| Shadow | Shadow | Unisex | English |
| Shelby | A place where willows grow | Female | American English |
| Shilo | Gift for him | Unisex | Hebrew |
| Shiloh | Gift for him | Unisex | Hebrew |
| Simba | Lion | Female | Swahili |
| Skittles | | Unisex | Hebrew |
| Sophie | Wisdom | Female | Greek |
| Sparky | Animated, lively. | Unisex | English |
| Speedy | Rapid motion, swift. | Unisex | English |
| Spirit | Part of the human being associated with the mind. Vigorous or animated state - spirited. Also distilled alcohol. | Unisex | English |
| Spring | To burst forth | Female | English |
| Star | Star | Female | Latin |
| Stella | Star | Female | Latin |
| Storm | Violent weather | Female | English |
| Strider | | Unisex | Hebrew |
| Sugar | A sweet powder from sugar cane. Slang for sweetheart. | Female | English |
| Sydney | Wide meadow | Female | English |
| Tango | | Unisex | Hebrew |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Taylor | A tailor | Female | English |
| Tessa | Harvester | Female | Greek |
| Tinkerbell | | Unisex | Hebrew |
| Toast | | Unisex | Hebrew |
| Toby | God is good | Unisex | Hebrew |
| Tori | Conqueror | Female | Latin |
| Trixie | Voyager through life | Female | Latin |
| Trooper | A state or mounted police officer. Also a member of a cavalry unit. | Unisex | English |
| Twinkie | A cream filled cake. | Unisex | English |
| Whip | | Unisex | Hebrew |