|Ab urbe condita||2086|
|Balinese saka calendar||1254–1255|
|English Regnal year||6 Edw. 3 – 7 Edw. 3|
|Chinese calendar||壬申年 (Water Monkey)|
4029 or 3969
— to —
癸酉年 (Water Rooster)
4030 or 3970
|- Vikram Samvat||1389–1390|
|- Shaka Samvat||1254–1255|
|- Kali Yuga||4433–4434|
|Japanese calendar||Shōkei 2|
|Minguo calendar||579 before ROC|
|Thai solar calendar||1875–1876|
1459 or 1078 or 306
— to —
1460 or 1079 or 307
|Wikimedia Commons has media related to 1333.|
- May 18 – Siege of Kamakura in Japan: Forces loyal to Emperor Go-Daigo, led by Nitta Yoshisada, enter and destroy the city, breaking the power of the Hōjō clan over the Kamakura shogunate. The Kamakura period ends, and the Kenmu Restoration under Go-Daigo begins.
- June 6 – William Donn de Burgh, 3rd Earl of Ulster, is murdered as part of the Burke Civil War in Ireland.
- June 8 – King Edward III of England seizes the Isle of Man from Scottish control.
- July 7 – The reign of Emperor Kōgon of Japan, first of the Northern Court (Ashikaga) Pretenders, ends.
- July 19 – Battle of Halidon Hill: Edward III of England decisively defeats Sir Archibald Douglas, during the last of the Wars of Scottish Independence. Berwick-upon-Tweed returns to English control.
- November 4 – The River Arno floods, causing massive damage in Florence, as recorded by Giovanni Villani.
- A famine (lasting until 1337) breaks out in China, killing six million.
- A great famine takes place in Southern Europe. It is known to historians of Catalonia as Lo mal any primer, "the First Bad Year" (equivalent to the Great Famine of 1315–1317 further north), an early notice of the catastrophes of the second half of this century.
- Jan IV of Dražic, Bishop of Prague, founds a friary and builds a stone bridge at Roudnice in Bohemia.
- The Kapellbrücke wooden bridge over the Reuss in Lucerne (Switzerland) is built; by the 20th century it will be the world's oldest truss bridge and Europe's oldest covered bridge.
- The Venetian historian Marino Sanudo Torsello publishes his History of the realm of Romania (Istoria del regno di Romania), one of the most important sources on the history of Latin Greece.
- February 7 – Nikko, Japanese priest, founder of Nichiren Shoshu Buddhism (b. 1246)
- March – William of Alnwick, Franciscan friar and theologian
- March 2 – King Wladyslaw I of Poland (b. 1261)
- June 6 – William Donn de Burgh, 3rd Earl of Ulster (b. 1312)
- June 18 – Henry XV, Duke of Bavaria (b. 1312)
- July 19 (at the Battle of Halidon Hill):
- July 28 – Guy VIII of Viennois, Dauphin of Vienne (b. 1309)
- November 9 – Empress Saionji no Kishi of Japan (b. 1303)
- October 16 – Antipope Nicholas V
- date unknown
- Williams, Hywel (2005). Cassell's Chronology of World History. London: Weidenfeld & Nicolson. pp. 159–161. ISBN 0-304-35730-8.
- Nirenberg, David (1998). Communities of violence: persecution of minorities in the Middle Ages. Princeton: Princeton University Press. p. 18. ISBN 0-691-05889-X.
- Lock, Peter (2013). The Routledge Companion to the Crusades. Routledge. p. 125. ISBN 9781135131371.