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  • Adeliza FitzOsulf du Plessis, Heiress of Belvoir (c.1027 - c.1088)
    The daughter of Osulf le Freyne du Plessis and sister of Grimault du Plessis, Adeliza married first, William (Guillaume) d'Aubigny, of Saint-Martin-d'Aubigné (son of Neel Saint-Saveur, Vicomte d...

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