Nielsen Hayden genealogy
Family: Albrecht of Saxony / Sophia von Winzenburg (F14580)
m. Abt 1125-
Father | Male
Albrecht of Saxony
Born 1100 Died 18 Nov 1170 Buried Married Abt 1125 [1] Father Otto von Ballenstedt | F14581 Group Sheet Mother Eilica von Sachsen | F14581 Group Sheet
Mother | Female
Sophia von Winzenburg
Born Died 8 Jun 1160 Buried Father Hermann I | F14587 Group Sheet Mother Hedwig von Krain und Istrien | F14587 Group Sheet
Child 1 | Male
+ Adalbert
Born Died 1171 Buried Spouse Adelheid von Meissen | F15243 Married Aft 1157
Child 2 | Female
+ Gertrud von Brandenburg
Born Died Buried Spouse Diepold I of Bohemia | F17392 Married
Child 3 | Male
+ Otto I of Brandenburg
Born Abt 21 Jun 1126 Died 7 Mar 1184 Buried Spouse Adelheid | F15048 Married
Child 4 | Male
+ Hermann I von Orlamünde
Born Abt 1130 Died 19 Oct 1176 Buried Spouse Irmgard | F17500 Married
Child 5 | Female
+ Hedwig von Brandenburg
Born Abt 1140 Died Bef 1 Apr 1203 Buried 1 Apr 1203 Altzella Abbey, near Nossen, Saxony, Germany 
Spouse Otto von Meissen | F14579 Married Abt 1155
Child 6 | Male
+ Bernhard III of Saxony
Born 1140 Died 9 Feb 1212 Buried Spouse Judith of Poland | F14972 Married
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Sources - [S49] Genealogics, by Leo Van de Pas.
- [S49] Genealogics, by Leo Van de Pas.