| Name | Meaning | Gender | Origin |
|---|
| Sly | A forest | Unisex | Latin |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Unisex | English |
| Smoky | | Unisex | Hebrew |
| Sparky | Animated, lively. | Unisex | English |
| Spirit | Part of the human being associated with the mind. Vigorous or animated state - spirited. Also distilled alcohol. | Unisex | English |
| Sushi | Raw fish. | Unisex | English |
| Taboo | | Unisex | Hebrew |
| Tahoe | Edge of the lake | Unisex | Native American |
| Tango | | Unisex | Hebrew |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Tanker | | Unisex | Hebrew |
| Taurus | Bull | Unisex | Latin |
| Taz | Wild Animal, Thrid Born | Unisex | American |
| Tequila | An alcoholic liquor distilled from mescal. | Unisex | English |
| Terminator | | Unisex | Hebrew |
| Thunder | Stormy Tempered | Unisex | English |
| Timber | Wood used as a building material. Also timber-wolf. | Unisex | English |
| Titan | Powerful big man | Unisex | Greek |
| Toby | God is good | Unisex | Hebrew |
| Trojan | | Unisex | Hebrew |
| Tsunami | Tidal wave | Unisex | English |
| Valiant | Brave | Unisex | English |
| Vegas | | Unisex | Hebrew |
| Whiskey | An alcoholic liquor distilled from grain | Unisex | English |
| Whisper | | Unisex | Hebrew |
| Whopper | | Unisex | Hebrew |
| Woodstock | | Unisex | Hebrew |
| Wookie | | Unisex | Hebrew |
| Wrangler | | Unisex | Hebrew |
| Yoda | | Unisex | Hebrew |