| Name | Meaning | Gender | Origin |
|---|
| Sunny Bubbles | | Unisex | |
| Sunny D | | Unisex | |
| Sunnyboy | | Unisex | Hebrew |
| Sunnybozzo | | Unisex | |
| Sunnybrook | | Unisex | Hebrew |
| Sunrays | | Unisex | |
| Sunrise | | Unisex | |
| Sunset | Daily disappearance of the sun below the horizon. Usually red, yellow or orange in colour. | Unisex | |
| Sunset Adria | | Unisex | Hebrew |
| Sunshine | Rays from the sun. Cheerfulness | Female | Word |
| Sunshine Kitty | | Unisex | Hebrew |
| Sunspot | | Unisex | |
| Sunya | | Unisex | |
| Super French | | Unisex | Hebrew |
| Surin | | Unisex | |
| Surinai | | Unisex | Hebrew |
| 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 |
| Susan Bones | Hufflepuff student. Voldemort killed parents.
| Female | |
| Susana | 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 | |
| Susanna | lily | Female | Hebrew |
| 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 | |
| Susie Sex Change | | Unisex | Hebrew |
| Sutherland | From Sutherland
| Male | |
| Suttipong | | Unisex | |
| Suzanka | | Unisex | Hebrew |
| 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 | |
| Sven | youth | Male | Norse |
| Svenn | | Unisex | Hebrew |
| Svetlana | star | Female | Russian |
| Swan | | Unisex | Hebrew |