| Name | Meaning | Gender | Origin |
|---|
| Starlight | | Unisex | Hebrew |
| Stella | Star | Female | Latin |
| Stevie | Crown | Unisex | Greek |
| Storm | Violent weather | Female | English |
| Stumpy | A short, thickset person | Unisex | English |
| Sugar | A sweet powder from sugar cane. Slang for sweetheart. | Female | English |
| Sunday | 7th day of the week | Unisex | English |
| Sunshine | Light from the sun | Unisex | English |
| Suzie | Lily | Unisex | Hebrew |
| Sweetie | Sweetheart. | Unisex | English |
| Sylvia | Wooded | Female | Latin |
| Tabitha | Gazelle | Female | Aramaic |
| Taco | A folded fried tortilla filled with meat, cheese and spices. | Unisex | English |
| Taffy | Beloved | Female | Welsh |
| Talia | Dew of God | Female | Hebrew |
| Tamale | | Unisex | Hebrew |
| Tamara | Palm tree | Female | Hebrew |
| Tango | | Unisex | Hebrew |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Tanker | | Unisex | Hebrew |
| Tarzan | White skin | Unisex | Literary |
| Tawny | Tawny, tanned | Female | English |
| Taz | Wild Animal, Thrid Born | Unisex | American |
| Teal | The Bird Teal: Also The Blue-Green Color. | Unisex | English |
| Teeny | | Unisex | Hebrew |
| Tequila | An alcoholic liquor distilled from mescal. | Unisex | English |
| Terminator | | Unisex | Hebrew |
| Tex | Of Texas | Unisex | English |
| Thalia | To flourish | Female | Greek |
| Thumper | To walk with heavy steps | Unisex | English |