Sir William (Clay's) xx (USA)
| Year of Birth | 1816 |
| Sex | horse |
| Colour | ? |
| Sire | Sir Archy xx (USA) |
| Dam | |
| Damsire | |
| Breeder | |
| Birthplace |
Pedigree
| Sir William (Clay's) xx | Sir Archy xx (USA) | Diomed xx (GB) | Florizel xx (GB) |
| Castianira xx (GB) | Rockingham xx (GB) | ||
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| Son of Clay's Sir William xx (USA) | horse | Sir William (Clay's) xx (USA) - |