| Name | Meaning | Gender | Origin |
|---|
| Smoky | | Unisex | Hebrew |
| Snowflake | Single flake or crystal of snow. | Unisex | English |
| Socks | Short stockings finishing above the ankle | Unisex | English |
| Socrates | Uncertain meaning | Male | Greek |
| Spencer | Someone who gives out goods | Male | French |
| Spike | A long, thick sharp-pointed piece of wood or metal | Male | English |
| Splinter | | Unisex | Hebrew |
| Sprint | | Unisex | Hebrew |
| Sprite | Lemonade flavored soft drink. | Unisex | English |
| Spunky | Spirited, plucky. | Unisex | English |
| Squirt | Slang for a small person | Unisex | English |
| Stevie | Crown | Unisex | Greek |
| Stuart | Gaurdian of the House | Male | English |
| Stumpy | A short, thickset person | Unisex | English |
| Sullivan | Keen eye | Male | Gaelic |
| Sunny | Filled with sunlight | Male | English |
| Suzie | Lily | Unisex | Hebrew |
| Sweetie | Sweetheart. | Unisex | English |
| Sylvester | A forest | Male | Latin |
| Tai | Big | Unisex | Chinese |
| Taite | Pleasant And Bright | Unisex | English |
| Tamale | | Unisex | Hebrew |
| Tango | | Unisex | Hebrew |
| Tao | Apple | Male | Vietnamese |
| Tarzan | White skin | Unisex | Literary |
| Taz | Wild Animal, Thrid Born | Unisex | American |
| Teddy | Gift of God | Male | Greek |
| Terminator | | Unisex | Hebrew |
| Terry | Ruler of the people | Unisex | Germanic |
| Thomas | Twin | Male | Aramaic |