Sancho I of Gascony Duke of Gascony (0770–0816) Parents Numabela of Cantabria Lupo II of Gascony Children Sancha of Gascony Dhuoda Aznar Sánchez of Gascony Sancho II Sánchez of Gascony Siblings Munia of Álava Adalric of Gascony Centulle Loup Onneca of Pamplona Garcia Loup Seguin I of Gascony Partners Ailona Aznárez of Aragón