| Name | Meaning | Gender | Origin |
|---|
| Sammy | His name is God | Unisex | Hebrew |
| Sarge | Noncommissioned Army or Air Force rank | Unisex | English |
| Satin | Amber | Female | Armenian |
| Scarlet | Scarlet | Female | English |
| Scout | Observer | Unisex | American English |
| Shadow | Shadow | Unisex | English |
| Sheba | Daughter of an oath | Female | Hebrew |
| Shelby | A place where willows grow | Female | American English |
| Sparky | Animated, lively. | Unisex | English |
| Spud | Slang for potato. | Unisex | English |
| Squirt | Slang for a small person | Unisex | English |
| Starbuck | Star Deer | Unisex | English |
| Sugar | A sweet powder from sugar cane. Slang for sweetheart. | Female | English |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| T-bone | A thick steak containing a T shaped bone. | Unisex | English |
| Tiger | Tiger | Unisex | English |
| Tiny | Extremely small | Unisex | English |
| Tito | Giant | Unisex | Latin |
| Trooper | A state or mounted police officer. Also a member of a cavalry unit. | Unisex | English |
| Trudy | Strength of the spear | Female | Germanic |
| Ursula | Little bear | Female | Latin |
| Velvet | Soft | Female | English |
| Vesta | Guardian Of The Sacred Fire | Female | Latin |
| Wanda | Wanderer | Female | Slavonic |
| Willow | Willow | Female | English |
| Xena | Foreigner | Female | Greek |
| Zelda | Gray warrior | Female | Germanic |
| Zia | Splendor, light | Female | Arabic |
| Ziggy | Victory protection | Unisex | Germanic |
| Zoey | Life | Female | Greek |