Berthe was the daughter of Guyomarch IV (VI) de Léon and Nobilis de Penthièvre-Tréguier. The date and place of her birth have not been found.
Her husband was Alain II de Rieux. They were married, but the date and place have not been found. Their two known children were Gilles (c1200-1255) and NN (1203-?).
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Guyomarch IV (VI) de Léon |
Hervé II de Léon |
Guyomarch III de Léon |
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Marie de Blois |
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Nobilis de Penthièvre-Tréguier |
Henri I d'Avaugour |
Étienne I de Penthièvre |
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Havoise de Guingamp |
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Mathilde de Vendôme |
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