John III, Duke of Bavaria was a nobleman who ruled from 1340 to 1353. He was part of the House of Wittelsbach, a prominent dynasty in Bavaria. John III is known for his efforts to strengthen the duchy and maintain peace during his reign. During his rule, John III faced challenges, including conflicts with neighboring territories. He worked to secure alliances and improve the administration of his lands. His reign contributed to the stability of Bavaria, setting the stage for future leaders in the region.