Wikipedia claims the following family list involving two wives for Count Amadeus III of Savoy:
With his first wife Adelaide, he had;
Adelaide married Humbert III of Beaujeu
In 1123 he married Matilda of Albon, daughter of Guigues III of Albon, they had:
Matilda (1125–1158), married king Afonso I of Portugal
Agnes (1125–1172), married William I, Count of Geneva
Humbert III (1135–1188)
John
Peter
William
Margaret (died 1157), founded and joined nunnery Bons in Bugey
Isabella
Juliana (died 1194), abbess of St. André-le-Haut
Source:
Previte-Orton, C.W. (1912). The Early History of the House of Savoy: 1000-1233. Cambridge University Press.
https://en.wikipedia.org/wiki/Amadeus_III,_Count_of_Savoy
Could someone -- or perhaps a team of experts -- please locate and examine the records, then evaluate these various accounts in order to revise the WikiTree profiles for Amadeus and his wives and children. I will be following the progress and delight in each contribution!