| Name | Merlin (AH) |
| YoB | 1902 |
| Sex | horse |
| Colour | chestnut |
| Sire | Callisto (US), 1886 |
| Dam | Maud Wright (US), 1889 |
| Damsire | Silas Wright (US), 1875 |
| Breeder | Gestüt Ebenfurth (Baron Johann Moser) |
| Birthplace | Ebenfurth, Bez. Wiener-Neustadt, Nieder-Österreich (Ebenfurth, Niederösterreich) |