Willem was the son of Arnold van Egmond but his mother is unknown. The date and place of his birth have not been found.
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Arnold van Egmond |
Jan II van Egmond |
Arend van Egmond |
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Jolanthe von Leiningen-Dagsburg |
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Maria van Arkel |
Jan V (XII) van Arkel |
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Joanna van Gulik |
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