Guiscard was the son of Èbles II de Montdidier and Sybille de Hauteville. The date and place of his birth have not been found.
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Èbles II de Montdidier |
Hilduin IV de Montdidier |
Hilduin II (III) de Montdidier |
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Lasseline d'Harcourt |
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Alix de Roucy |
Èbles I de Roucy |
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Béatrix de Hainaut |
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Robert Guiscard de Hauteville |
Tancrède de Hauteville |
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Frédésende |
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Sikelgaita de Salerne |
Guaimar IV (V) de Salerne |
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