Background
He was the son of Hernando Álvarez de Toledo, 1st Count of Alba de Tormes and of Mencia Carrillo, Lady of Bercimuelle.
He was the son of Hernando Álvarez de Toledo, 1st Count of Alba de Tormes and of Mencia Carrillo, Lady of Bercimuelle.
In 1472, King Henry IV of Castile turned the County of Alba de Tormes into a hereditary Duchy.