He was the last duke from the House of Eppenstein .
Henry of Eppenstein ( usually numbered Henry III ; c. 1050 -- 4 December 1122 ) was Duke of Carinthia and Margrave of Verona from 1090 to 1122 .
Henry of Eppenstein was the last Henry III from the House of Eppenstein .
Henry of Eppenstein ( usually numbered Henry III ; c. 1050 -- 4 December 1122 ) was Duke of Carinthia and Margrave of Verona from 1090 to 1122 .