| Name | Meaning | Gender | Origin |
|---|
| Serge | servant | Male | |
| Seymour | From St. Maur
| Male | English |
| Sheryl | Modern invented name, variation of Cherie, French, darling | Female | English |
| Sid | | Unisex | |
| Sidney | Saint Denis | Female | |
| Sidonie | from Sidon | Female | Latin |
| Simon | he who hears | Male | Hebrew |
| Simone | one who hears | Female | |
| Sinclair | From Saint Clair sur Elle
| Male | Scottish |
| Sinjin | | Male | |
| Soleil | sun | Female | |
| Sophie | Wisdom. Variant of Sophia
| Female | |
| Stephanie | garland, crown | Female | Greek |
| Stuart | Bailiff
| Male | Scottish |
| Susanne | Lily. Variant of Hebrew Susannah. 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 | |
| Suzanne | Lily Variant of Hebrew Susannah. 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 | |
| Suzette | Lily. Variant of Hebrew Susannah. 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 | |
| Syd | Variant of Sidney from St. Denis
| Male | |
| Sydnee | From St. Denis.
| Female | |
| Sydney | from city of St. Denis | Female | |
| Sylvie | from the forest | Female | |
| Talbot | reward | Male | English |
| Theo | divine gift | Male | English |
| Tiffany | Manifestation of God | Female | Greek |
| Tilda | German, battle-mighty | Female | Estonian |