Bertrade was the daughter of Simon III de Montfort and Mathilde de Beaumont. The date and place of her birth have not been found.
Her husband was Hugues de Kyvelioc, who she married in 1170. The place has not been found. Their three known children were Maud (1171-1233), Ranulf (1172-1232) and Mabile (1172-1232).
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Simon III de Montfort |
Amaury III de Montfort |
Simon I de Montfort |
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Agnès d'Évreux |
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Agnès de Garlande |
Anseau I de Garlande |
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Agnès de Rochefort |
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Mathilde de Beaumont |
Robert I de Beaumont-le-Roger |
Roger de Beaumont |
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Adéline de Meulan |
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Isabelle de Vermandois |
Hugues I de Vermandois |
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Adélaïde de Vermandois |
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