Ernest I, Duke of Swabia

Ernest I, Duke of Swabia
Ernest I, Duke of Swabia
Duke of Swabia
Reign1012-1015
PredecessorOtto I
SuccessorErnest II
Died31 March/May 1015
Noble familyHouse of Babenberg
Spouse(s)Gisela of Swabia
IssueErnest II, Duke of Swabia
Herman IV, Duke of Swabia
FatherLeopold I
MotherRichardis of Sualafeldgau

Ernest I (died 31 March or 31 May 1015) was the Duke of Swabia (10121015). He was a younger son of Leopold I, the Babenberg Margrave of Austria. His mother was called Richardis of Sualafeldgau.