Alexis Ferdinando zu Windisch-Graetz (1991-2010); younger son of Mariano Hugo, Prince of Windisch-Graetz, and Sophie Habsburg (1991–2010) Parents Prince Mariano Hugo, 6th Prince of Windisch-Graetz Archduchess Sophie, Princess of Windisch-Graetz Children Siblings Maximilian Hugo, Hereditary Prince of Windisch-Graetz Princess Larissa Maria of Windisch-Graetz