| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Slavica | - | Serbian, Croatian, Slovene, Macedonian | ||
| Slavitsa | - | Medieval Slavic (Hypothetical) | ||
| Slavka | - | Slovene, Croatian | ||
| Slavko | - | Croatian, Serbian, Slovene | ||
| SlavomÍR | - | Czech, Slovak | ||
| Slavomir | - | Croatian, Serbian, Medieval Slavic | ||
| Slobodan | - | Serbian, Macedonian, Croatian | ||
| Slobodanka | - | Serbian, Croatian | ||
| SluaghadhÁN | - | Ancient Irish | ||
| Smiljana | - | Croatian, Serbian | ||
| Snezhana | - | Russian, Bulgarian, Macedonian | ||
| SnjeŽAna | - | Croatian, Serbian | ||
| Snorri | - | Ancient Scandinavian, Icelandic | ||
| SoŇA | - | Czech, Slovak | ||
| Sobeslav | - | Medieval Slavic |