Mathilde d'Auvergne (1320–1399) Parents Marie de Flandre Robert VII, Count of Auvergne Children Catherine de Genève Marie de Genève Amadeus IV of Geneva Blanche of Geneva Peter of Geneva Aymon III of Geneva Clement VII John of Geneva Jeanne de Genève Yolanda of Geneva Siblings William XII, Count of Auvergne and Boulogne Guy of Boulogne John I, Count of Auvergne Godefroy d'Auvergne dit de Boulogne, Seigneur de Montgascon Partners Amadeus III of Geneva