• Married (1):
• Married (2): Abt 1071
• Died: 9 Jun 1075, in battle near Homburg/Unstrut

  Research Notes:

The Auctarium Vindobonense names "Ernust filius eius [=Adalbertus] quartus marchio Austrie" when recording that he succeeded his father.

He succeeded his father in 1055 as ERNST Markgraf of Austria. Heinrich IV King of Germany granted property to "marchione Ernest in marcha Osterreiche" by charter dated 22 Mar 1074.

The Annales Gotwicenses record the death in 1075 of "Ernist marchio". The Chronicon Garstense records that "Ernust marchio Austrie et Gebehardus pater Lotharii postea imperatoris" were killed in the Saxon wars in 1075 "iuxta fluvium…(Unstrutt)". The Annales Wormatienses name "domni Eberhardi de Eberstein et domni E. filii sui, comitis de Sein et domni Ottonis de Eberstein" in 1249. The necrology of Kloster Neuburg records the death "V Id Jun" of "Ernsto marchio". ¹