| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1261 | Sasha | Greek | Defender of mankind. Feminine of Alexander. | F | |
| 1262 | Scylla | Greek | A sea monster. | F | |
| 1263 | Sebastene | Greek | Adored. | F | |
| 1264 | Sebastiana | Greek | Adored. | F | |
| 1265 | Sebastienne | Greek | Adored. | F | |
| 1266 | Selena | Greek | Variant of Selina: Moon goddess. | F | |
| 1267 | Selene | Greek | Moon. | F | |
| 1268 | Selia | Greek | Moon. | F | |
| 1269 | Selina | Greek | Moon goddess. | F | |
| 1270 | Semele | Greek | Mother of Dionysus. | F | |
| 1271 | Sib | Greek | Diminutive of Sybil: Prophetess; oracle. | F | |
| 1272 | Sibbie | Greek | Diminutive of Sybil: Prophetess; oracle. | F | |
| 1273 | Sibby | Greek | Diminutive of Sybil: Prophetess; oracle. | F | |
| 1274 | Sibella | Greek | Prophetess; oracle. | F | |
| 1275 | Sibilla | Greek | Prophetess; oracle. | F | |
| 1276 | Sibley | Greek | Oracle. | F | |
| 1277 | Sibyl | Greek | Prophetess; oracle. | F | |
| 1278 | Sibylla | Greek | Prophetess; oracle. | F | |
| 1279 | Sidony | Greek | Linen. Shroud of Christ. | F | |
| 1280 | Simona | Greek | Feminine form of Simon: Snub-nosed. | F | |