BiographyHeinrich XXVI. von Schwarzburg-Blankenburg, Graf von Schwarzburg-Blankenburg, was born 23 October 1418 to Heinrich XXIV. von Schwarzburg-Blankenburg (c1388-1444) and Katharina von Braunschweig-Gifforn (c1388-bef1439) and died 26 November 1488 of unspecified causes. He married Elisabeth von Kleve (1420-1488) 15 July 1434 JL in Kleve, Germany. Notable ancestors include Alfred the Great (849-899), Charlemagne (747-814), Rurik (c832-879), William I of England (1027-1087), Hugh Capet (c940-996), Henry II of England (1133-1189). Ancestors are from the United Kingdom, France, Belgium, Belarus, Russia, Ukraine, Germany, the Czech Republic, the Netherlands, Hungary, Italy, Turkey, the Byzantine Empire.