| Name | Otto I. (AH) |
| YoB | 1894 |
| Sex | horse |
| Colour | black |
| Sire | e. russ. H. (RU) |
| Dam | Irma (RU), 1887 |
| Damsire | ? |
| Breeder | Hermann Dieffenbacher |
| Birthplace | Wien, Nieder-Österreich (Wien, Niederösterreich) |
| Otto I. (AH), 1894 | e. russ. H. (RU) | ? | ? |
| ? | |||
| ? | ? | ||
| ? | |||
| Irma (RU), 1887 | ? | ? | |
| ? | |||
| ? | ? | ||
| ? |