| Name | Meaning | Gender | Origin |
|---|
| Sabrina | Legendary princess
| Female | Celtic |
| Sally | saviour | Female | English |
| Samantha | A listener | Female | Hebrew |
| Samuel | his name is God | Male | Hebrew |
| Scarlet | Scarlet coloured, deep red | Female | Color |
| Sidney | Saint Denis | Female | |
| Simon | he who hears | Male | Hebrew |
| Simpson | son of Simon | Male | English |
| Siren | | Unisex | |
| Snow | Frozen crystals that fall in soft, white flakes | Female | English |
| Solomon | Wise and peaceful | Male | Hebrew |
| Sonic | Approaching the speed of sound, fast-paced | Unisex | |
| Sonya | Loud.
| Female | |
| Sora | Chirping Songbird | Unisex | Native American |
| Sparrow | a bird | Female | Nature |
| Spitz | from the video game Wario Ware | Unisex | |
| Spyro | Spirit | Unisex | Greek |
| Star | A celestial body that emits light. A famous performer. | Female | Word |
| Star | A celestial body that emits light. A famous performer. | Female | Word |
| Sullivan | black-eyed one | Male | Irish |
| Sully | from the south meadow | Male | |
| Taki | Japanese for waterfall | Unisex | |
| Tango | | Male | |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | |
| Teddy | From Edward - Prosperous guardian | Unisex | |