He was a son of Louis III, Count Palatine of the Rhine and ruled the Palatinate after the death of his brother Louis IV as custodian of his nephew Philip, Elector Palatine.
He was a son of Louis III, Count Palatine of the Rhine and his second wife Matilda of Savoy. He ruled the Palatinate after the death of his brother Louis IV as custodian of his nephew Philip, Elector Palatine.