| Name | Meaning | Gender | Origin |
|---|
| Serafina | ardent | Female | Italian |
| Seraphina | afire, angel, seraph | Female | Hebrew |
| Shannon | wise one, river name | Female | Irish |
| Sidney | Saint Denis | Female | |
| Skylar | eternal life, strength, love and beauty | Female | Spelling |
| Sonnet | little song | Female | English |
| Soraya | princess | Female | Persian |
| Sparrow | a bird | Female | Nature |
| Stalin | | Unisex | Hebrew |
| Sybil | prophetess | Female | Greek |
| Tallulah | leaping water | Female | Irish |
| Tamsin | twin | Female | English |
| Tatiana | | Female | |
| Teddy | From Edward - Prosperous guardian | Unisex | |
| Tequila | An alcoholic liquor distilled from mescal. | Female | Spanish |
| Tessa | Abbreviation of Teresa which is a popular saint's name of uncertain meaning.
| Female | English |
| Thimble | | Unisex | Hebrew |
| Thisbe | where the doves live | Female | Mythological |
| Tigerlily | | Unisex | |
| Topanga | from the sitcom Boy Meets World | Female | Native |
| Trapper | One who traps animals for their fur. | Unisex | |
| Tulip | | Female | Hebrew |
| Tupelo | | Female | |
| Tycho | Bullseye | Unisex | Latin |
| Ursula | little female bear | Female | Latin |