House of Lorraine
Dynasty
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The House of Lorraine originated as a cadet branch of the House of Metz. It inherited the Duchy of Lorraine in 1473 after the death without a male heir of Nicholas I, Duke of Lorraine. Wikipedia
Cadet branches: Vaudémont; Guise (extinct);
Current head: Karl von Habsburg-Lothringen
Parent house: Ardennes–Metz which in turn can possibly be a cadet branch of either the Etichonids or the Matfridings