| Stefan | | SHTE-fahn (German), STAY-fahn (Dutch), STE-fahn (Polish) | German, Swedish, Norwegian, Danish, Dutch, Polish, Bulgarian, Macedonian, Serbian | |
| Stefana | | STAY-fah-nah | Dutch | |
| Stefanie | | SHTE-fah-nee (German), STAY-fah-nee (Dutch) | German, Dutch, Danish | |
| Stefanus | | - | Dutch | |
| Steffen | | SHTE-fen (Low German) | Low German, Danish, Norwegian, Dutch | |
| Stella (1) | | STEL-ə (English) | English, Italian, Dutch, German | |
| Sten | | - | Swedish, Danish, Norwegian, Dutch | |
| Stephan | | SHTE-fahn (German) | German, Dutch | |
| Sterre | | STER-rə | Dutch | |
| Steven | | STEEV-ən (English), STAY-vən (Dutch) | English, Dutch | |
| Stien | | STEEN | Dutch, Limburgish | |
| Stijn | | STIEN | Dutch | |
| Susanna | | soo-ZAHN-nah (Italian), SOO-sahn-nah (Finnish), soo-ZAN-ə (English) | Italian, Swedish, Finnish, Russian, Dutch, English, Biblical, Biblical Latin, Old Church Slavic | |
| Suzanne | | soo-ZAHN (French), soo-ZAN (English), suy-ZAHN-nə (Dutch) | French, English, Dutch | |
| Sven | | SVEN | Swedish, Norwegian, Danish, German, Dutch | |