Otto von Habsburg

Otto von Habsburg , also known by his royal name as Archduke Otto of Austria, was the last Crown Prince of AustriaHungary from 1916 until the dissolution of the empire in 1918, a realm which comprised modernday Austria, Hungary, Bosnia and Herzegovina, Croatia, the Czech Republic, Slovakia, Slovenia, and parts of Italy, Montenegro, Poland, Romania, Serbia and Ukraine. He became the pretender to the former thrones, Head of the House of HabsburgLorraine, and Sovereign of the Order of the Golden Fleece in 1922, 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.

The eldest son of Charles I and IV, the last Emperor of Austria and King of Hungary, and his wife, Zita of BourbonParma, Otto was born as third in line to the thrones, as His Imperial and Royal Highness Archduke Otto of Austria, Royal Prince of Hungary, Bohemia and Croatia. With his fathers accession to the thrones in 1916, he was likely to become the Emperor. As his father never abdicated, Otto was considered by himself, his family and AustroHungarian legitimists to be the rightful EmperorKing from 1922.

Source: Wikipedia