Family/Spouse: Burchard III, Duke of Swabia. Burchard (son of Burchard II, Duke of Swabia and Regerlinde (or Reginharde) of Nellenburg) was born about 915; died on 12 Nov 973; was buried in the chapel of Saint Erasmus in the monastery on Reichenau Island in Lake Constance. [Group Sheet] [Family Chart]