High Quality Content by WIKIPEDIA articles! Duke Louis II of Bavaria (German: Ludwig II der Strenge, Herzog von Bayern, Pfalzgraf bei Rhein) (13 April 1229 – 2 February 1294) was Duke of Bavaria and Count Palatine of the Rhine from 1253. Born in Heidelberg, he was a son of duke Otto II and Agnes of the Palatinate. She was a daughter of the Welf Henry V, Count Palatine of the Rhine, her grandfathers were Henry XII the Lion and Conrad of Hohenstaufen.