Otto von Habsburg (20 November 1912 – 4 July 2011) was the last crown prince of Austria-Hungary from 1916 until the dissolution of the empire in November 1918. In 1922, he became the pretender to the former thrones, head of the House of Habsburg-Lorraine, and sovereign of the Order of the Golden Fleece upon the death of his father. He resigned as Sovereign of the Golden Fleece in 2000 and as head of the Imperial House in 2007.

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