- b.~ 1053 in Guelders, Holland d.> 1138 in Wassenburg, Rheinland, Prussia
- b.~ 1087 in Guelders, Holland
- b.~ 1048 in Poitiers, Vienne, Poitou, France d.> 1129 in Wassenburg, Rheinland, Prussia
- b.1117 in Guelders, Holland d.1182
- b.~ 1090 in Zutphen, Holland