Heinrich III. von Eppenstein, Count of Eppenstein, Margrave of Carniola, Margrave of Friuli, Markgraf von Istria, Margrave of Verona, Duke of Carinthia, was born circa 1050 to Markwart IV. von Eppenstein (c1015-1076) and Liutbirg von Plain (?-bef1103) and died 4 December 1122 of unspecified causes. He married Beatrix von Dießen (?-?) 1075 JL . He married Liutgard 1096 JL . He married Sophie von Österreich (c1088-1154) 1103 JL . Charlemagne (747-814), Alfred the Great (849-899)/s, Charlemagne (747-814)/s.