Welf, Duke of Carinthia

Welf III. († November 13, 1055 at Castle Bodman ) from the Swabian branch of the family of the Guelphs was Duke of Carinthia from 1047 to 1055.

He was the only son of Count Welf II of Altdorf ( today Weingarten ). It was in 1047 invested with the Duchy of Carinthia and the Margraviate of Verona, remained unmarried and childless, and bequeathed his possessions to the monastery Altdorf what his mother Imiza, the Welf II widow, prompting, her grandson Welf IV, the son of her daughter Gwendolyn Countess of Altdorf to get from her marriage to Alberto Azzo II d' Este, to Germany so he 's family - in the female line - put away.

Welf III. was the last of the older Guelph; his successor to the family estates is the father of the younger Guelph, which still exist today.

He was buried in the monastery of the House Guelph, the abbey vineyard.