253845552 Ingelbrecht IV van Petegem van Cysoing, ovl. na 1135, voogd v.d. abdij v. Cysoing, vermeld 1080-1135, vaandrig v.d. graaf van Vlaanderen, neemt deel aan de 1e Kruistocht (1095-1098), geh. met:
When copying data from this family tree, please include a reference to the origin: Peter Elderson, "Family tree Elderson", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-elderson/I569249.php : accessed January 7, 2026), "NN van Aalst (????-± 1137)".
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