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|Ab urbe condita||1820|
|Balinese saka calendar||988–989|
|English Regnal year||1 Will. 1 – 2 Will. 1|
|Chinese calendar||丙午年 (Fire Horse)|
3763 or 3703
— to —
丁未年 (Fire Goat)
3764 or 3704
|- Vikram Samvat||1123–1124|
|- Shaka Samvat||988–989|
|- Kali Yuga||4167–4168|
|Japanese calendar||Jiryaku 3|
|Minguo calendar||845 before ROC|
|Seleucid era||1378/1379 AG|
|Thai solar calendar||1609–1610|
1193 or 812 or 40
— to —
1194 or 813 or 41
- May 22 – Emperor Constantine X dies after a 7-year reign at Constantinople. His wife, Empress Eudocia Macrembolitissa, is crowned Augusta and becomes co-regent for her two sons (Michael VII and Konstantios) along with Constantine's brother John Doukas, who rules as Caesar of the Byzantine Empire.
- Spring – The Seljuk Turks make incursions into Mesopotamia, Cilicia and Cappadocia. They sack the Byzantine city of Caesarea, move south through the Cilician Gates and raid the region around Antioch in Syria.
- March 3 – Battle on the Nemiga River: The three sons of Grand Prince Yaroslav I (the Wise) – Iziaslav I, Sviatoslav II, and Vsevolod I – defeat the forces under Vseslav of Polotsk.
- Eric and Eric, two pretenders to the Swedish throne, are both killed during the struggle for power in Sweden. Halsten, son of the late King Stenkil, becomes the new ruler.
- Olaf III returns to Norway with the remaining troops from the Battle of Stamford Bridge. He is proclaimed king and co-ruler with his older brother Magnus II (Haraldsson).
- Wartburg Castle (near Eisenach) is founded by Louis the Springer, count of Thuringia (modern Germany).
- Minsk and Orsha are first mentioned in the chronicles, making them one of the oldest cities in Belarus.
- Spring – King William I (the Conqueror) returns to Normandy and takes with him Edgar Ætheling (grandson of Edmund Ironside), Archbishop Stigand, and the brothers Morcar and Edwin.
- Odo of Bayeux, a half-brother of William I, is appointed Earl of Kent and becomes William's deputy (or de facto regent) in England. His wealth and land become considerable.
- Eustace II, count of Boulogne, supports the Kentishmen in an attempt to seize Dover Castle. The conspiracy fails, and Eustace is sentence to forfeit his English fiefs.
- Winter – William I marches on Exeter, which he besieges. The city holds out for 18 days, and after its fall William builds a castle to secure the region.
- Winchester Castle in Hampshire is founded by William I; it is later one of the seats of government of the Norman kings ruling England.
- January 25 – Emperor Ying Zong (or Zhao Shu) of the Song Dynasty dies after a 4-year reign. He is succeeded by his 18-year-old son Shen Zong as emperor of China.
- January 25 – Ying Zong, Chinese emperor (b. 1032)
- February 13 – Geoffrey II, French nobleman
- April 17 – Robert de Turlande, French priest
- May 22 – Constantine X, Byzantine emperor (b. 1006)
- July 12 – John Komnenos, Byzantine general
- September 1 – Baldwin V, count of Flanders
- November 27 – Sancha of León, queen of León
- December 2 – Shaykh Tusi, Persian Shia scholar (b. 995)
- Aedh Ua Con Ceanainn, king of Uí Díarmata
- Bahmanyār, Persian philosopher and logician
- Cai Xiang, Chinese calligrapher and poet (b. 1012)
- Elisaveta Yaroslavna of Kiev, Norwegian queen
- Eric and Eric, Swedish throne pretenders
- Gervais de Château-du-Loir, French nobleman (b. 1007)
- Muireadhach Ua Cárthaigh, Irish chief poet
- Richard, French nobleman (House of Normandy)
- Wulfwig (or Wulfinus), bishop of Dorchester
- John Julius Norwich (1991). Byzantium: The Apogee – The Choice of Emperor, p. 343. ISBN 0-394-53779-3.
- Brian Todd Carey (2012). Road to Manzikert: Byzantine and Islamic Warfare (527–1071), p. 132. ISBN 978-184884-215-1.
- Derek Keene; Alexander R. Rumble (1985). Survey of Medieval Winchester. Oxford University Press. p. 101-2.
- "Fires, Great", in The Insurance Cyclopeadia: Being an Historical Treasury of Events and Circumstances Connected with the Origin and Progress of Insurance, p. 24. Cornelius Walford, ed. (C. and E. Layton, 1876)