| Name | Guy Boy (A) |
| YoB | 1935 |
| Sex | horse |
| Colour | chestnut |
| Sire | Guy Trogan (US), 1921 |
| Dam | Daisy (CS), 1919 |
| Damsire | Dave Halle (US), 1908 |
| Breeder | Josef Bunzl |
| Birthplace | Wien (Wien, Österreich) |
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1944 | Darboy (A) | chestnut | horse | Guy Boy (A), 1935 - Lou Dillon (A), 1931 | Fürst A. S. Khevenhüller |
| 1944 | Demos (A) | dark bay | horse | Guy Boy (A), 1935 - Wichserl (A), 1936 | Fürst A. S. Khevenhüller |