| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Tosmaniya | bay | f | 2008 | 643094100001028 | 0539-4 Unbridled Tour | 2768-4 Turbaza | Thoroughbred | Lenin Farm |
| Tosna | chestnut | f | 1976 | 2993 Stator | 4062 Toga | Thoroughbred | Novostavropolsk Stud | |
| 3390 Tost | bay | c | 1980 | 3039 Smaragd | 4496 Tanagra | Thoroughbred | Kabardinsk Stud | |
| Tost | bay | c | 1990 | 3359-1 San | 6509 Torpeda | Thoroughbred | Lenincy Farm | |
| Tost | bay | c | 1965 | 2996 Faktotum | 3090 Tematika | Thoroughbred | Voskhod Stud | |
| Tost | chestnut | c | 2009 | 643098100102454 | 3647-1 Sarmat | 8042-1 Tribuna | Thoroughbred | Beslansk Stud |
| Toster | chestnut | c | 1998 | 3566-1 Samarkand | 0700-2 Tajna | Thoroughbred | Kabardinsk Stud | |
| Tosya | bay | f | 1903 | Triumf | Talioni | Thoroughbred | ||
| Tota | f | 1955 | 2002 Tabor | 1535 Taiguli | Thoroughbred | Kullar Stud | ||
| Tota Nell | chestnut | f | 1964 | Ballydonnell | Thoroughbred | USA |