John IV, Duke of BavariaJohn IV of Bavaria-Munich, was duke of Bavaria-Munich from 1460 until his death.BiographyJohn IV was a son of Albert III, Duke of Bavaria and ruled as duke of Bavaria-Munich from 1460 in a time of constant unrest of the nobility and strife with the cities. He was known as an avid hunter. He died of plague in 1463, and was succeeded by his brothers Sigismund and Albert IV. John IV and his father are buried in Andechs Abbey.