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Dedi I, Margrave of the Saxon Ostmark

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Name
  
Dedi Margrave

Died
  
October 1075


Grandparents
  
Dedo I of Wettin

Parents
  
Theodoric II, Margrave of Lower Lusatia

Children
  
Dedi II, Margrave of Lusatia, Henry I, Margrave of the Saxon Ostmark, Adelaide of Eilenburg

Grandchildren
  
Henry II, Margrave of Meissen, Leopold II, Margrave of Austria

Great-grandparents
  
Theodoric I of Wettin

Dedi (or Dedo) (1004 – October 1075) was the Margrave of the Saxon Ostmark (also called Lower Lusatia) from 1046 and a claimant for the title of Margrave of Meissen from 1069. He was the second son of Dietrich II of Wettin and Matilda, daughter of Eckard I of Meissen.

Contents

Life

Dedi inherited the Ostmark from its last dynast, the childless Odo II, because he had married his sister, Oda (died before 1068). Oda was herself the widow of William III of Weimar and mother of William and Otto, margraves of Meissen successively. When Otto his stepson died, Dedi married his widow, Adela of Louvain, and in her name claimed the Meissen March.

Otto died in 1067 and was succeeded by Egbert I, but Dedi married his widow in 1069 and rebelled. In claiming the Meissen March through his wife, Dedi was challenging the royal prerogative in the marches. With him in his revolt was Albert II of Ballenstedt, who raided the monastery of Nienburg, a foundation of the family of Dedi's first wife. Adela of Louvain for her part aggressively supported her husband, so much so that Lambert of Hersfeld was compelled to call her a saevissima uxor (rough meaning "raging wife"). Adalbert of Bremen, one of the regents of the young king Henry IV, frustrated the Thuringian rebels and preserved the peace in Thuringia and Meissen. Dedi was confined to Lusatia, where he was succeeded by his eldest son, Dedi II.

Marriages and issue

Dedi and Oda had:

  • Adelaide, who married Ernest, Margrave of Austria.
  • Dedi and Adela of Louvain had:

  • Henry, who later ruled both Lusatia and Meissen
  • Conrad, who died in battle with the Wends.
  • References

    Dedi I, Margrave of the Saxon Ostmark Wikipedia