| Snezhana | | - | Russian, Bulgarian, Macedonian | |
| Sofija | | - | Serbian, Croatian, Macedonian, Lithuanian, Latvian | |
| Sonja | | ZAWN-yah (German), SON-yah (Finnish) | German, Dutch, Swedish, Norwegian, Danish, Icelandic, Finnish, Slovene, Serbian, Croatian, Macedonia | |
| Stamen | | - | Bulgarian, Macedonian | |
| Stefan | | SHTE-fahn (German), STAY-fahn (Dutch), STE-fahn (Polish) | German, Swedish, Norwegian, Danish, Dutch, Polish, Bulgarian, Macedonian, Serbian | |
| Stefanija | | - | Macedonian | |
| Stojan | | - | Macedonian, Serbian, Croatian, Slovene | |
| Suzana | | - | Croatian, Serbian, Slovene, Macedonian, Portuguese (Brazilian) | |
| Svetlana | | svyet-LAH-nah (Russian), sveet-LAH-nah (Russian) | Russian, Slovak, Bulgarian, Serbian, Macedonian | |
| Tamara | | tah-MAH-rah (Russian, Spanish, Italian), tə-MAHR-ə (English), TAM-ə-rə (English) | Russian, Ukrainian, Czech, Slovak, Polish, Slovene, Croatian, Serbian, Macedonian, English, Dutch, S | |
| Tanja | | TAHN-yah (German, Finnish) | German, Finnish, Serbian, Croatian, Slovene, Macedonian, Danish, Swedish, Norwegian | |
| Tase | | - | Bulgarian, Macedonian | |
| Tatjana | | TAHT-yah-nah (Finnish) | Serbian, Croatian, Slovene, Macedonian, German, Latvian, Lithuanian, Finnish | |
| Teodora | | te-o-DAW-rah (Italian), te-o-DHO-rah (Spanish), te-aw-DAW-rah (Polish) | Italian, Spanish, Portuguese, Swedish, Romanian, Polish, Bulgarian, Macedonian, Serbian | |
| Teodosija | | - | Serbian, Macedonian | |