Bernard IV of Astarac (1249– c. 1291) was a count of the House of Astarac [fr].
He was the third son of Centule I and Séguine d'Armagnac, and the brother of Centule II.
Bernard became Count of Astarac following the disappearance of his brother, who died without descendants in 1249.
He had four known children: Bernard d'Astarac is at the origin of the foundation of the bastides of Seissan (1266), Masseube (1274) and Mirande (1281).
A tenson (song); with Giraut Riquier.