| Sapozhnikov, Boris |
| Savelev, Sergey |
| Saveleva, Galina |
| Savina, Nataliya, fate unknown |
| Semin, Konstantin, fate unknown |
| Semin, Sergey |
| Sendchenko, Yuriy |
| Sergienko, Sergey, fate unknown |
| Shalbanova, Ludmila |
| Sharova, Elena, born 1983 |
| Shchebryakova, Irina, fate unknown |
| Shchegolkov, Dmitriy |
| Sheekoon, Anna, fate unknown |
| Sheerkov, Yuriy, fate unknown |
| Shifrina, Anna |
| Shomakhova, Elena |
| Shoomerova, E., fate unknown |
| Shvartsmen, Vladislav |
| Sidorenkov, Sergey |
| Simakov, Aleksandr, born 1972 |
| Simonov, Denis |
| Sinelnikov, Pavel |
| Skoptsova, Evgeniya |
| Skotnenkova, Marina, fate unknown |
| Smirnova, Elena, fate unknown |
| Sofronova, Olga |
| Sokolova, Margarita |
| Solodov, Gennadiy |
| Solonin, Edyard |
| Soproonov, Maksim |
| Starikova, Elizaveta |
| Starkov, Aleksandr |
| Stepanova, Irina, fate unknown |
| Storozhko, Ludmila, fate unknown |
| Svetlov, Aleksey, fate unknown |