| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Sylvanus | - | English (Archaic) | ||
| Sylvester | sil-VES-tər (English) | English, Dutch, Danish, German | ||
| Sylvi | SUYL-vee (Finnish) | Norwegian, Swedish, Finnish | ||
| Sylvia | SIL-vee-ə (English), SUYL-vee-ah (Finnish) | English, Swedish, Norwegian, Danish, Finnish, German | ||
| Sylwester | sil-VES-ter | Polish | ||
| Sylwia | SIL-vyah | Polish | ||
| Symeonu | - | Old Church Slavic | ||
| Symphony | SIM-fə-nee | English (Rare) | ||
| SynnÖVe | - | Swedish | ||
| Syuzanna | - | Russian | ||
| SzczĘSny | SHCHENS-ni | Polish | ||
| Szczepan | SHCHE-pahn | Polish | ||
| Szymon | SHI-mawn | Polish | ||
| TİMuÇİN | - | Turkish | ||
| TİMur | - | Turkish |