| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Sophos | - | Ancient Greek | ||
| Sophus | - | Ancient Greek (Latinized) | ||
| Sosigenes | - | Ancient Greek | ||
| Sostrate | - | Ancient Greek | ||
| Stephanos | - | Ancient Greek, Biblical Greek, Greek | ||
| Straton | - | Ancient Greek | ||
| Syntyche | SIN-tə-kee (English) | Biblical, Biblical Greek, Ancient Greek | ||
| Telesphoros | - | Ancient Greek | ||
| Telesphorus | - | Ancient Greek (Latinized) | ||
| ThaÏS | - | Ancient Greek | ||
| Thais | - | Ancient Greek | ||
| Thales | - | Ancient Greek | ||
| Themistocles | - | Ancient Greek (Latinized) | ||
| Themistokles | - | Ancient Greek | ||
| Theocritus | - | Ancient Greek (Latinized) |