Events of 1409

• January 1 – The Welsh surrender Harlech Castle to the English.

• March 25 – The Council of Pisa opens.

• July – Martin I of Aragon succeeds his own son as King of Sicily.

• December 2 – The University of Leipzig opens.

• Ulugh Beg becomes governor of Samarkand.

• Venice buys the port of Zadar from Hungary.

• Cheng Ho (or Zheng He), admiral of Ming empire fleet, deposes the king of Sri Lanka.

Births

• February 28 – Elisabeth of Bohemia (d. 1442)

• March 2 – John II of Alençon, French soldier (d. 1476)

• date unknown

• *Bernardo Rossellino, Florentine sculptor and architect

• probable

• *Charles VIII, King of Sweden

Deaths

• May 13 – Jan z Tarnowa, Polish nobleman

• May 22 – Blanche of England, sister of King Henry V (b. 1392)

• July 25 – King Martin I of Sicily (b. 1374)

• date unknown

• *Thomas Merke, English bishop

• probable

• *Edmund Mortimer, English rebel (b. 1376)