| Name | Meaning | Gender | Origin |
|---|
| Stitch | After the character in the Lilo And Stitch cartoon | Unisex | English |
| Storm | Violent weather | Female | English |
| Sugar | A sweet powder from sugar cane. Slang for sweetheart. | Female | English |
| Sydney | Wide meadow | Female | English |
| Taboo | | Unisex | Hebrew |
| Taffy | Beloved | Female | Welsh |
| Tallulah | Abundance, lady, princess | Female | Gaelic |
| Tasha | (Christ's) birthday | Female | Latin |
| Tessa | Harvester | Female | Greek |
| Tinker | | Unisex | Hebrew |
| Tinkerbell | | Unisex | Hebrew |
| Titania | Uncertain, perhaps of the Titans | Female | Latin |
| Tizzy | | Unisex | Hebrew |
| Tootsie | A girl or young woman. | Unisex | English |
| Topaz | Topaz | Female | English |
| Trinket | | Unisex | Hebrew |
| Trisha | A patrician | Female | Latin |
| Trixie | Voyager through life | Female | Latin |
| Tulip | | Unisex | Hebrew |
| Twinkie | A cream filled cake. | Unisex | English |
| Twinkle | | Unisex | Hebrew |
| Uma | Flax | Female | Sanskrit |
| Ursa | Bear | Female | Latin |
| Ursula | Little bear | Female | Latin |
| Velvet | Soft | Female | English |
| Violet | Violet | Female | Latin |
| Wendy | Friend | Female | Literary |
| Whisper | | Unisex | Hebrew |
| Whitney | White island | Female | English |
| Wiggles | | Unisex | Hebrew |