| Name | Alzerl (AH) |
| YoB | 1909 |
| Sex | mare |
| Colour | |
| Sire | Freund Fritz (ex Billy Kruse) (US), 1896 |
| Dam | Alcy S. (US), 1893 |
| Damsire | Alcyo (US), 1887 |
| Breeder | Prinz Theodor Ypsilanti |
| Birthplace | Spillern, Bez. Korneuburg, Nieder-Österreich (Spillern, Niederösterreich) |