William III Count of Macon & Vienne

William III Count of Macon & was born in 1088 in Vienne, Lyonnais, France.  William III Count of Macon &'s father was Stephen (Etienne) "Tete Hardi" Comte de Macon and his mother was Beatrice de Lorraine. He had a brother and a sister, named Raynald III Count de and Marguerite Clemence d'.  He was the oldest of the three children.  He died at the age of 67 in 1155.

They had a son named Gerard I d'.