Guillerma was the daughter of Raimond-Bernard II Trencavel and Ermengarde de Carcassonne. The date and place of her birth have not been found.
She died after 26 JUN 1070. The place is not known.
Her husband was Pierre I Athon de Bruniquel, who she married on 29 OCT 1069. The place has not been found. They had no known children.
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Guillerma Trencavel |
Raimond-Bernard II Trencavel |
Bernard-Aton III Trencavel |
Aton III Trencavel |
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Raingarde de la Marche |
Bernard I de Périgord |
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Amélie d'Aulnay |
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Ermengarde de Carcassonne |
Pierre-Raymond de Carcassonne |
Raymond-Roger I |
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Garsinde de Béziers |
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Raingarde Trencavel |
Bernard-Aton III Trencavel |
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Raingarde de la Marche |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | AFT 26 JUN 1070 |
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