Brittany (d. 1437) John Lydgate, English Benedictine monk and poet (d. 1451) Paulus Vladimiri, Polish scholar (d. 1435) Duke William of Austria (d. 1406) Deaths May 31 – St. Vitalis of Assisi, Italian hermit (b. 1295) c. September 20 – Edward of Angoulême, French-born royal prince of England (b. 1365) November 5 – Casimir III the Great, King of Poland (b. 1310) December 19 – Pope Urban V (b. 1310) date unknown Simeon Uroš, Emperor of Serbs and Greeks and half-brother of Stefan Dušan (b. 1326) Vedanta Desika, Indian Hindu guru and poet (b. 1269) Yang Weizhen, Chinese painter (b. c. 1296) Toghon Temür, Emperor Huizong of Yuan dynasty China (b. 1320) probable date – Empress Gi of Yuan dynasty China (b. 1315) References