Who married Humbert III de Savoie?

Humbert III de Maurienne, ou plus couramment de Savoie, dit « le Bienheureux » ou « le Saint », né le 1^er avril ou 1^er août 1136 au château d'Aveillane et mort le 4 mars 1189 à Chambéry, est le 8^e comte en Maurienne, également seigneur du Bugey, d'Aoste et du Chablais, marquis d'Italie (Suse) et le second Humbertiens à porter le titre de comte de Savoie (1148-1189). Sa vocation religieuse lui permet d'être béatifié en 1838.

Il est commémoré le 4 mars selon le Martyrologe romain, et le 27 avril en Savoie.

Faidiva of Toulouse (1133 – 1154) was a Countess Consort of Savoy by marriage to Humbert III, Count of Savoy, with the wedding occurring in 1151.

She was the daughter of Alfonso Jordan.

She died childless.

Gertrude of Flanders (1135–1186) was a Countess Consort of Savoy by marriage to Humbert III, Count of Savoy.

She was the daughter of Thierry, Count of Flanders, and his second wife Sibylla of Anjou. In 1155, she married Humbert III, Count of Savoy, but he divorced and imprisoned her in 1163. She was freed thanks to Robert, bishop of Cambrai, and returned to the court of her brother, Philip of Flanders. She then returned to Flanders.

She remarried Hughues d'Oisy in 1168; the marriage was annulled in 1173, and she retired to a convent. She had no children. In 1177, she agreed to abstain for her right to Flanders in favor of her sister Margaret I, Countess of Flanders.

Clementia of Zähringen (died 1175), was a daughter of Conrad I, Duke of Zähringen and his wife Clementia of Namur. By her first marriage, Clementia was Duchess of Bavaria and Saxony. By her second marriage she was Countess of Savoy.

Beatrice of Vienne (1160–1230) was a Countess of Savoy by marriage to Humbert III, Count of Savoy.