| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| SÍLVIA | - | Portuguese, Catalan | ||
| SÍNE | SHEE-na | Irish | ||
| SÍOMHA | SHEE-va | Irish | ||
| SÍTHMAITH | - | Irish | ||
| SÌLEAS | - | Scottish | ||
| SÌNE | SHEE-na | Scottish | ||
| SÌNEAG | - | Scottish | ||
| SÌOLTACH | - | Scottish | ||
| SÓLVEIG | - | Ancient Scandinavian, Icelandic | ||
| SØLVI | - | Norwegian | ||
| SØREN | SUU-ren | Danish, Norwegian | ||
| SÖREN | SUU-ren (Swedish), ZUU-ren (German) | Swedish, German | ||
| SÜHEYL | - | Turkish | ||
| SÜHEYLA | - | Turkish | ||
| SÜLEYMAN | suyl-ay-MAHN | Turkish |