According to the legend of Saint Idda of Toggenburg, burried in the abbey of Fischingen, she was the wife of Diethelm IV of Toggenburg, in the 12th century.
TOGGENBURG, THE, a special name given to the upper valley of the river Thur, in the Swiss Canton of St Gall.
It descends in a N.W. direction from the watershed between the Rhine and the Thur, and is enclosed N.E. by the chain of the Santis (8216 ft.) and S.W. by that of the Kurfiirsten (7576 ft.) and of the Speer (6411 ft.).
On the extinction of the main line of the local counts (1436), this portion of their dominions passed to the lord of Raron (in the Valais), who sold it in 1468 to the abbot of St Gall.
Jurisdictions, by the former subjects of the count of Toggenburg, whose dynasty then became extinct; they include the inhabitants of the Prattigau, Davos, Maienfeld, the Schanfigg valley, Churwalden, and the lordship of Belfort (i.e.
By a succession of purchases (1477-1496) nearly all the possessions of the extinct dynasty of the counts of Toggenburg in the Prattigau had come to the junior or Tyrolese line of the Habsburgers.
On its extinction (1496) in turn they passed to the elder line, the head of which, Maximilian, was already emperor-elect and desired to maintain the rights of his family there and in the Lower Engadine.