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