Gerald I, Count of Armagnac
He married Adalais, daughter of William V of Aquitaine and his second wife Prisca, heiress of Gascony. He had a daughter, Galdis, who inherited the viscounty of Corneilhas and married Adhemar of Polestron. He also had a son, Bernard, who succeeded him in Armagnac and later received Gascony through his grandmother.
- Monlezun, Jean Justin. Histoire de la Gascogne. 1846.