| Diesis | |
|---|---|
| Sire | Sharpen Up |
| Grandsire | Atan |
| Dam | Doubly Sure |
| Damsire | Reliance |
| Sex | Colt |
| Foaled | 23 April 1980 |
| Country | Great Britain |
| Colour | Bay |
| Breeder | Lord Howard de Walden |
| Owner | Lord Howard de Walden |
| Trainer | Henry Cecil |
| Record | 5: 3 – 1 – 0 |
| Major wins | |
| Middle Park Stakes (1982) Dewhurst Stakes (1982) | |
| Awards | |
| Top-rated European two-year-old (1982) Timeform top-rated two-year-old (1982) Timeform rating: 133 | |
| Last updated on 29 July 2022 | |
Diesis (23 April 1980 – 18 November 2006) was a British Thoroughbred racehorse and sire. An outstanding two-year-old in 1982, he did not reach the same heights at three but went on to become an extremely successful breeding stallion in the United States.