| Name | Chaucer xx (GB) |
| YoB | 1900 |
| Sex | horse |
| Colour | dark bay |
| Sire | St Simon xx (GB), 1881 |
| Dam | |
| Damsire | |
| Breeder | 16th Earl of Derby |
| Birthplace |
| Chaucer xx (GB), 1900 | St Simon xx (GB), 1881 | Galopin xx (GB), 1872 | Vedette xx (GB), 1854 |
| Flying Duchess xx (GB), 1853 | |||
| St Angela xx (GB), 1865 | King Tom xx (GB), 1851 | ||
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1908 | Stedfast xx (GB) | chestnut | horse | Chaucer xx (GB), 1900 - | Lord Derby |
| 1915 | Prince Chimay xx (GB) | chestnut | horse | Chaucer xx (GB), 1900 - Gallorette xx (GB), 1907 | |
| 1919 | Selene xx (GB) | bay | mare | Chaucer xx (GB), 1900 - Serenissima xx (GB), 1913 | 17th Lord Derby |