You may be looking for Ferdinand Archduke. Archduke was an aristocratic title. Franz Ferdinand was an Archduke of Austria until his assassination in Sarajevo on 28 June 1914 by Serbian Gavrilo Princip. (PROSE: Human Nature) An Archduke of one planet was the father of Alex and Natasha. (PROSE: The Glass Princess) Retrieved from "https://tardis.fandom.com/wiki/Archduke?oldid=2959017" Categories: Titles and offices from the real world + cat Cancel Save Community content is available under CC-BY-SA unless otherwise noted.