|Offspring of Agnes Poitou and Peter I de Savoie (c1048-1078)|
|Alix de Savoie (c1076-1111)||1076||1111|| Boniface del Vasto (1060-c1131)|
|Agnes de Savoie (c1077-1091)||1077||1091|| Frédéric de Montbéliard (c1050-1092)|
|Berta de Savoie (1075-1111)||1075||1111|| Peter I of Aragon and Navarre (c1068-1104)|
Berta would have married Peter I of Aragon, and died childless..
Alix and Agnes married Frederick (Montbeliard, Luxembourg, Susa), son of Sophie de Bar (c1018-1093), and Boniface (Vasto, Saluzzo, Savone), but it is not clear who married whom.
Namesakes of Agnes of Aquitaine (aft1060-c1078)