Gertrude was the daughter of Baudouin III de Hainaut and Jolanthe van Gelre. The date and place of her birth have not been found.
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Baudouin III de Hainaut |
Baudouin II de Jérusalem |
Baudouin de Mons |
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Richilde de Hainaut |
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Ide de Louvain |
Henri II de Brabant |
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Adèle de Bétuwe |
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Jolanthe van Gelre |
Gerard Flaminius van Gelre |
Henri de Wassenberg |
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Adelheid van Gelre |
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Clémence d'Aquitaine |
Pierre-Guillaume d'Aquitaine |
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Ermessende de Longwy |
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