Gerard I was born about 1053. Gerard I's father was Dietrich Flamens. His paternal grandfather was Gerard Flamens. He was an only child. He died in 1138.
General Notes
Name Suffix:<NSFX> Count Of Wassenburg Called Gerard II Flaminus by Stuart. Count of Wassenburg and Guelders, built the castle of Wassenburg, between the Rhine and the Meuse, 1085. [Roderick W. Stuart, Royalty for Commoners, 3rd ed., Genealogical Publishing Company, Baltimore MD, 1998]