| Sage | Aromatic grayish-green herb. Wise or experienced person. | Female | |
| Samara | after the character in The Ring movie | Female | Hebrew |
| Savannah | From the open plain
| Female | Spanish |
| Seamus | supplanter | Male | Irish |
| Selby | of the manor house farm | Male | English |
| Senna | brightness | Female | Botanical |
| Sequoia | sparrow | Female | Native |
| Shade | | Male | |
| Shamus | Supplanter | Male | Anglicized |
| Silvester | Forest | Unisex | English |
| Song | | Unisex | Hebrew |
| Sorrel | reddish brown | Male | Botanical |
| Springer | jumper, leaper | Male | English |
| Stratford | From The River Ford On The Street | Unisex | English |
| Susan | Lily Diminutive of Susannah also used as an independent name. In the apocryphal Book of Tobit Susannah courageously defended herself against wrongful accusation. White lilies grew in the Biblical city of Susa in Persia.
| Female | Hebrew |
| Tam | twin | Male | Scottish |
| Tamal | | Unisex | |
| Tamara | Palm tree. Used as a symbolic oriental name due to the beauty and fruitfulness of the tree.
| Female | Hebrew |
| Tammara | Like a palm tree.
| Female | |
| Tammy | Abbreviation of Thomasina and Tamara.
| Female | English |
| Tamra | Palm tree. Variant of Tamar. Biblical Tamara was daughter of King David and sister to Absalom.
| Female | |
| Tamryn | Palm tree. Variant of Tamar. Biblical Tamara was daughter of King David and sister to Absalom.
| Female | |
| Tarragon | | Female | |
| Teak | | Unisex | Hebrew |
| Thea | goddess, sort | Female | Greek |