William I of Geneva

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William I of Geneva
Spouse(s) Marguerite Beatrice de Faucigny
Agnes of Savoy
Beatrice de Vaupergue
Father Amadeus I of Geneva
Mother Matilda de Cuiseaux
Born c. 1132
Died 25 July 1195(1195-07-25)
Château de Novel in Annecy

William I of Geneva (c. 1132 – 25 July 1195) was Count of Geneva from 1178 to 1195, in succession to his father, Count Amadeus I of Geneva. William's mother was Amadeus' wife, Matilda de Cuiseaux.

He died at the Château de Novel in Annecy.


  • His second wife was Agnes of Savoy, daughter of Amadeus III of Savoy, by whom he had one daughter:
    • Beatrice of Geneva
  • His third marriage, to Beatrice de Vaupergue, was childless.


  1. ^ In 1195 William was escorting his daughter Marguerite to France for her intended wedding to King Philip II. Thomas of Savoy ambushed the party, carried off Marguerite and married her himself, producing some eight sons and six daughters.
Preceded by
Amadeus I of Geneva
Count of Geneva
1178 - 1195
Succeeded by
Humbert of Geneva

See also[edit]