As a member of the House of Habsburg-Lorraine, he holds the abolished[2] but courtesy titles of Archduke of Austria, Prince of Hungary and Bohemia, with the style of Imperial and Royal Highness.

[1] Géza von Habsburg is the son of Archduke Joseph Francis of Austria (1895–1957) and his wife Princess Anna of Saxony (1903–1976); thus, he is a grandson of King Frederick Augustus III of Saxony and great-great-great-grandson of Emperor Leopold II, Holy Roman Emperor.

In 1966 he joined the staff of Christie, Manson & Woods Auctioneers as Chairman, Switzerland, overseeing a network of offices throughout Europe.

Later in his career, he served for four years as chairman, New York and Geneva, of Habsburg Fine Art International Auctioneers.

He has written seven and co-written two books on Fabergé and related topics, as well as some 75 articles, which have been published in various art journals all over the world.