| Name | Meaning | Gender | Origin |
|---|
| Sonic | Approaching the speed of sound, fast-paced | Unisex | English |
| Sophie | Wisdom | Female | Greek |
| Sparky | Animated, lively. | Unisex | English |
| Sprite | Lemonade flavored soft drink. | Unisex | English |
| Star | Star | Female | Latin |
| Stella | Star | Female | Latin |
| 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 |
| Tam | Twin | Female | Aramaic |
| Tani | Valley | Female | Japanese |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Tanya | Princess | Female | Latin |
| Tara | Crag | Female | Gaelic |
| Tasha | (Christ's) birthday | Female | Latin |
| Tatum | Tate's homestead | Female | English |
| Taz | Wild Animal, Thrid Born | Unisex | American |
| Tess | Harvester | Female | Greek |
| Tessa | Harvester | Female | Greek |
| Thistle | Thistle | Female | English |
| Tia | Princess Or Crowned One | Female | English |
| Tillie | Powerful battler | Female | German |
| Toby | God is good | Unisex | Hebrew |
| Troy | Troyes | Female | French |
| Trudy | Strength of the spear | Female | Germanic |
| True | Strength of the spear | Unisex | Germanic |
| Una | One | Female | Latin |
| Vera | Faith | Female | Russian |
| Vesta | Guardian Of The Sacred Fire | Female | Latin |
| Vicki | Conqueror | Female | Latin |