1364

Year 1364 (MCCCLXIV) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar.

January–December

 * February 15 – Joint kings Magnus Eriksson and Haakon Magnusson of Sweden are both deposed by noblemen, who instead elect Magnus's nephew Albrekt of Mecklenburg the new king of Sweden.
 * February 20 – David II of Scotland marries Margaret Drummond.
 * April 8 – Charles V becomes King of France.
 * May 12 – The Jagiellonian University is founded in Kraków.
 * July 28 – Battle of Cascina: Forces of the Republic of Florence, led by Galeotto Malatesta, defeat those of Pisa.
 * August 6 – Ignatius Saba I becomes the Syriac Orthodox Patriarch of Tur Abdin.
 * September 10 – Philip of Anjou becomes Titular Emperor of Constantinople and Prince of Taranto.
 * September 29 – Battle of Auray: The Breton War of Succession ends, with the victory of the House of Montfort over Charles of Blois.

Date unknown

 * Vladislav I (also known as Vlaicu-Vodă) becomes voivode of Wallachia.
 * Bogdana Monastery is built in Moldavia.
 * Rana Kshetra Singh succeeds Rana Hamir Singh, as ruler of Mewar (part of modern-day western India).
 * Anavema Reddy succeeds Anavota Reddy, as ruler of the Reddy Dynasty in Andhra Pradesh (part of modern-day southern India).
 * The Kingdom of Ava is established by Thado Minbya in modern-day northern Burma. Some chronicles and sources however date the event in 1365.

Births

 * November 30 – John FitzAlan, 2nd Baron Arundel, English soldier (d. 1390)
 * December 16 – Emperor Manuel III of Trebizond (d. 1417)
 * date unknown
 * Christine de Pizan, French writer (d. 1430)
 * Charles II, Duke of Lorraine (d. 1431)
 * Gyaltsab Je, first throne holder of the Gelug tradition of Buddhism (d. 1432)
 * Qāḍī Zāda al-Rūmī, Persian mathematician (d. 1436)

Deaths

 * April 8 – King John II of France (b. 1319)
 * June 19 – Elisenda of Montcada, queen consort and regent of Aragon (b. 1292)
 * June 30 – Arnošt of Pardubice, Archbishop of Prague (b. 1297)
 * August 5 – Emperor Kōgon of Japan (b. 1313)
 * September 10 – Robert of Taranto
 * September 29 – Charles I, Duke of Brittany (b. 1319)
 * date unknown
 * Nicholas Alexander, voivode of Wallachia
 * Gajah Mada, prime minister of the Majapahit empire
 * King Valdemar III of Denmark (b. 1314)