The publication Stamboom Van Koert
has been compiled by Rob van Koert
When copying data from this family tree, please include a reference to the origin:
Rob van Koert, "Stamboom Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I41553.php : accessed November 30, 2022), "Beatrice le Manceau (± 1115-????)".