Rudolf I, Duke of Bavaria

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Rudolf I "the Stammerer"
The Prince-electors voting for Henry VII: Rudolf on the right, identified by the Palatinate Lion; excerpt from the Chronicle of Henry VII (Balduineum), 1341
Duke of Upper Bavaria Count Palatine of the Rhine
Reign	2 February 1294 – 1317
Predecessor	Louis II, Duke of Bavaria
Successor	Louis IV, Holy Roman Emperor
Born	(1274-10-04)4 October 1274 Basel, Prince-Bishopric of Basel
Died	12 August 1319(1319-08-12) (aged 44) Kingdom of England(?)
Spouse	Mechtild of Nassau
Issue	Ludwig Adolf, Count Palatine of the Rhine Rudolf II, Duke of Bavaria Rupert I, Elector Palatine Mathilde Anna
House	House of Wittelsbach
Father	Louis II, Duke of Bavaria
Mother	Matilda of Habsburg

Rudolf I of Bavaria, called "the Stammerer" (German: Rudolf der Stammler; 4 October 1274 – 12 August 1319), a member of the Wittelsbach dynasty, was Duke of Upper Bavaria and Count Palatine of the Rhine from 1294 until 1317.