Duke Albert made strenuous efforts to procure for his son, Ernest of Bavaria, election as Archbishop-elector of Cologne. These efforts would not pay off until after Albert's death; however, a member of the Wittelsbach house of Bavaria would be Archbishop of Cologne for almost two centuries thereafter.
William I, Duke of Bavaria-Straubing (Frankfurt am Main, 1330–1389, Le Quesnoy), was the second son of Emperor Louis IV and Margaret II of Hainaut.He was also known as William V, Count of Holland, as William III, Count of Hainaut and as William IV, Count of Zeeland
Aug 05, 2020 · Another son of Theodo II (and his immediate successor) was Theodebert (d. by 717/18) duke of Bavaria. Theodebert was Regintrud's second husband by whom she had Hucbert and Guntrud and possibly a second son who is identified as Tassilo II.