Béatrix was born about 1045, the daughter of Hugues II de Ponthieu and Berthe d'Aumale. The place is not known.
Her husband was Guillaume d'Arques. They were married, but the date and place have not been found. Their two known children were Mathilde (c1075-?) and Yvette (c1080-?).
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Béatrix de Ponthieu |
Hugues II de Ponthieu |
Enguerrand I de Ponthieu |
Hugues I de Ponthieu |
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Gisèle Capet |
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Adélaïde de Frise |
Arnould I de Gand |
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Luitgarde de Luxembourg |
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Berthe d'Aumale |
Guérinfrid d'Aumale |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1045 |
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