Robert I, Duke of Normandy Robert I, Duke of Normandy Robert the Magnificent (; 22 June 1000 – 1–3 July 1035), was the Duke of Normandy from 1027 until his death in 1035. Owing to uncertainty over the numbering of the Dukes of Normandy he is usually called Robert I, but sometimes Robert II with his ancestor Rollo as Robert I. He was the son of Richard II and brother of Richard III, who preceded him as the Duke. Less than a year after his father's death, Robert revolted against his brother's rule, but failed. He would later inherit Normandy after his brother's death. He
Adolphe, Grand Duke of Luxembourg Adolphe, Grand Duke of Luxembourg Adolphe (Adolf Wilhelm August Karl Friedrich; 24 July 1817 – 17 November 1905) was the last sovereign Duke of Nassau, reigning from 20 August 1839 until the duchy's annexation to Kingdom of Prussia in 1866. In 1890, he became Grand Duke of Luxembourg following the death of King William III of the Netherlands, ending the personal union between the Netherlands and Luxembourg, until his own death in 1905. He was the first monarch of Luxembourg from the House of Nassau-Weilburg. Adolphe became Duke of Nassau in August 1839, following the death of his father William.