Frederick II, Count of Diessen

Frederick I of Regensburg (* 1005, † 1075 in St. Blaise ) was Domvogt of Regensburg.

It is identical with Count Frederick II of Unterdießen and is considered one of the oldest verifiable representative of his line. His father was Count Frederick I († 1030 ), who administered the area around Unterdießen and Haching, his mother was Hemma, daughter of Kuno von Oehningen.

Frederick was married three times; first with Hadamut ( 1060 ), daughter of Eberhard of Eppenstein, then second marriage to Irmgard of Gilching and last with Tuta, daughter and heiress of Domvogtes Hartwig I of Regensburg.

In 1035 he was Domvogt of Regensburg and 1055 Graf at the Sempt. He died in 1075 as a lay monk at St. Blaise.

Progeny

  • Haziga ( Hadegunde, from his first marriage )
  • Second Marriage: Arnulf / Arnold of Unterdießen, Count
  • Uta
  • Frederick II of Regensburg, Domvogt
  • Meginhard IV of Gilching, Count
  • Hemma
  • Liutgard, oo Count Adalbert I of arc
  • Berthold I of Schwarzburg
St. Blaise Abbey, Black Forest Roman Catholic Diocese of Regensburg Conrad I, Duke of Swabia Haziga of Diessen Counts of Andechs
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