| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Sirena | grey | f | 1993 | 265 Namaz 35 | 892 Skripka 3 | Arabian | Tourist complex "Teberda" | |
| Sirene De Loup | chestnut | f | 2006 | 434 Al Sakbe | Caline de Loup | Arabian | ||
| Siria SBE | f | Arabian | ||||||
| Sirikit | chestnut | f | Alexus | Rexeena | Arabian | |||
| Sirius | chestnut | c | 2018 | 643090000336810 | 602 Senjermen | 2240 Salona | Arabian | Serdyukov V.N. Farm |
| 162 Sirocco | chestnut | c | 1968 | 8 Kankan | 209 Sopka | Arabian | Tersk Stud | |
| Sistema | chestnut | f | 2025 | 643090000671524 | 939 Sidi Jmour | 1994 Sankcia | Arabian | Samovolov Stud |
| Sitora | chestnut | f | 2023 | 900255000215863 | 940 Simurg | 2543 Terra Nova Tersk 10/14 | Arabian | Khasiev Lom-Ali Khizirivich |
| Sitsiliyets | bay | c | 2020 | 643090000419438 | 736 Brodiaga Tersk | 2876 Sicilia | Arabian | Dumanishev A.K. |
| Situatsiya | chestnut | f | 1959 | 105 Topol | 192 Sapina | Arabian | Tersk Stud |