- b.~ 1100 in Dresden, Saxony d.18 Nov 1170 in Dresden, Saxony
- b.1140 in Dresden, Saxony d.9 FEB 1211/12 in Dresden, Saxony
- b.~ 1104 d.13 MAR 1201/02
- b.~ 1170 in Aschersleben, Sachsen, Prussia d.BET 1251 AND 1252 in Sachsen, Prussia
- b.~ 1152 in Poznan, Poland d.>12 Dec 1201 in Dresden, Saxony