Sancho IV Garcés of Gascony French noble (0890–0955) Parents Amuna García II Sánchez of Gascony Children William II Sánchez of Gascony Amanieu Sanche Gombald Sancho V Sánchez of Gascony Siblings Arnold I of Astarac William Garcés of Fézensac Acibella Garcés of Gascony Garsenda di Guascogna