Dietrich I, Count Katlenburg
Dietrich I, Count was born about 1008.  He died on September 10th, 1056.

 Bertrade, countess of Holland
Bertrade, countess of was born about 1021 in Of Vlaardingen,Z-Holl.,Neth..  She died in 1056.

 Othehildis Of Katlenburg
Othehildis Of was born in 1037.  She died at the age of 41 on March 31st, 1078.

 Udo III Stade
Udo III was born about 1040.  He died on May 4th, 1082.