Duke Henry ("the Fat") von Northeim of Saxony
Henry, known as "the Fat", was born about 1051 in Northeim, Hanover, Germany.  He died  due to died in Battle on April 10th, 1101 in Bursfelds, Germany.

 Gertrude von Braunschweig
Gertrude was born about 1065 in Braunschweig, Brunswick, Germany.  She died on December 9th, 1117.

 Richensa of Northeim
Richensa was born about 1083 in Northeim, Luxemburg.  She died on June 10th, 1141.

 Gertrud von Northeim
Gertrud was born about 1089.  She died in 1113.