Arnaud was the son of Bernard III d'Astarac but his mother is unknown. The date and place of his birth have not been found.
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Bernard III d'Astarac |
Centulle I d'Astarac |
Rodrigo Jiménez |
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Béatrix d'Astarac |
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Siguis de Lomagne |
Géraud de Lomagne |
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