| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Zhestkaya | chestnut | f | 1850 | General-Chasse | Velure | Thoroughbred | ||
| Zhestokaya-Groza | br. | f | 1889 | Grom | Zhar-Ptitza | Thoroughbred | ||
| Zhestokij | bay | c | 1851 | General-Chasse | Remedy | Thoroughbred | ||
| 1580 Zhestokij | l.bay | c | 1938 | 637 Silach | 602 Zhizn | Thoroughbred | Issyk-Kul Stud | |
| Zhestoky Vib | d.-bay | c | 2020 | 643099000654541 | 1747-7 Kembridzh | 5823-7 Zhanna d'Ark | Thoroughbred | Mr. Brukh V.A. |
| Zhestyanka | bay | f | 1852 | General-Chasse | Ledi | Thoroughbred | ||
| Zheton | br. | c | 1880 | Lord Faust | в дал. Жемчужная | Thoroughbred | ||
| Zhezl | bay | c | 1995 | 3505-1 Razvod | 7576-1 Gorlitza | Thoroughbred | Rostovsk Stud | |
| 1149 Zhguchaya | bay | f | 1938 | 758 Grom | 601 Zhelannaya | Thoroughbred | Far East Stud | |
| Zhguchij | bay | c | 1995 | 3336-1 Fazon | 0218-2 Gastra | Thoroughbred | Oros Stud |