1449

Events 
January 6 – Constantine XI is crowned Byzantine Emperor, at Mistra. He was the last in a line of rulers that can be traced to the founding of Rome.
April 7 – The last Antipope, Felix V abdicates.
April 19 – Pope Nicholas V elected by the Council of Basel
April 25 – The Council of Basel dissolves itself.
August 13 – Brandenburg Margrave Albrecht Achilles takes the Lichtenau fortress from Nuremberg in the First Margrave War.
September 8 – Battle of Tumu Fortress – the Oirat Mongols defeat the  Ming Dynasty army and capture the Zhengtong Emperor of China; the latter is officially deposed while his brother ascends as the Jingtai Emperor the next year in 1450.
 October 29 – French recapture Rouen from the English

 Births 
January 1 – Lorenzo de' Medici, Italian statesman (died 1492)
October 21 – George Plantagenet, 1st Duke of Clarence, brother of Edward IV of England and Richard III of England (died 1478)
date unknown – Domenico Ghirlandaio, Italian artist (died 1494)
probable – Ilham Ghali khan of Kazan Khanate, (died 1490)

 Deaths 
May 20 – Infante Pedro, Duke of Coimbra (born 1392)
October 27 – Ulugh Beg, Timurid ruler and astronomer (born 1394)
date unknown
Anne Beauchamp, 15th Countess of Warwick (born 1443)
Alexander of Islay, Earl of Ross, Lord of the Isles