– Donatello, Italian sculptor (d. 1466) Deaths July 9 – Leopold III, Duke of Austria (in battle) (b. 1351) August 20 – Bo Jonsson (Grip), royal marshal of Sweden September 23 – Dan I of Wallachia (in battle) December 31 – Johanna of Bavaria, Queen of Bohemia (b. c. 1362) date unknown Al-Wathiq II, caliph of Cairo Takatsukasa Fuyumichi, Japanese nobleman (b. 1330) probable – William Langland, English poet (b. 1332) References