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|Ab urbe condita||2064|
|Balinese saka calendar||1232–1233|
|English Regnal year||4 Edw. 2 – 5 Edw. 2|
|Chinese calendar||庚戌年 (Metal Dog)|
4007 or 3947
— to —
辛亥年 (Metal Pig)
4008 or 3948
|- Vikram Samvat||1367–1368|
|- Shaka Samvat||1232–1233|
|- Kali Yuga||4411–4412|
|Japanese calendar||Enkyō 4 / Ōchō 1|
|Minguo calendar||601 before ROC|
|Thai solar calendar||1853–1854|
1437 or 1056 or 284
— to —
1438 or 1057 or 285
|Wikimedia Commons has media related to 1311.|
- January 6 – Henry VII is crowned King of Italy in Milan, and on February 12 crushes a local local rebellion.
- March 15 – Battle of Halmyros: The Catalan Company defeats Walter V, Count of Brienne and his forces, to take control of the Duchy of Athens.
- August 16 – The Parliament of England presents the Ordinances of 1311 to King Edward II (document dated 5 October; published on 11 October); these substitute the 21 Lord Ordainers for the King as the effective government of the country.
- October 16 – The Council of Vienne begins.
- Bolingbroke Castle passes to the House of Lancaster.
- Lincoln Cathedral in England is completed; with the spire reaching around 525 feet (160 m), it becomes the world's tallest structure (surpassing the Great Pyramid of Giza, which held the record for almost 4,000 years), a record it holds until the spire is blown down in 1549.
- January 28 or 1312 – Joan II of Navarre, queen regnant of Navarre (d. 1349)
- June 24 or 1314 – Philippa of Hainault, queen of Edward III of England (d. 1369)
- August 13 – King Alfonso XI of Castile (d. 1350)
- July 1 – Liu Bowen, Chinese military strategist, officer, statesman and poet (d. 1375)
- date unknown
- January 27 – Külüg Khan, Emperor Wuzong of Yuan
- March 3 – Antony Bek, bishop of Durham
- March 15 – at the Battle of Halmyros:
- May 29 – James II of Majorca (b. 1243)
- August 13 – Pietro Gradenigo, Doge of Venice
- September 5 – Amadeus Aba, Hungarian oligarch
- December 14 – Margaret of Brabant, German queen consort (b. 1276)
- date unknown
- probable – Bernard Saisset, Occitan bishop of Pamiers (b. 1232)
- Lock, Peter (2013). The Routledge Companion to the Crusades. Routledge. p. 125. ISBN 9781135131371.
- Palmer, Alan; Palmer, Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 95–98. ISBN 0-7126-5616-2.
- "Lincoln Cathedral". Skyscraper News. August 25, 2009. Retrieved February 22, 2012.