1073

Events 
 April 22 – Pope Gregory VII (Cardinal Hildebrand) succeeds Pope Alexander II as the 155th pope.
 Emperor Shirakawa ascends the throne of Japan
 Rabbi Yitchaki Alfassi finishes writing the Rif, an important work of Jewish law.
 John IX bar Shushan ends term as Syrian Patriarch of Antioch
 Beginning of Sviatoslav II's reign as ruler of Kievan Rus
 Seljuk Turks conquer Ankara
 Births 
 David the Builder, King of Georgia
 Margrave Leopold III of Austria

 Deaths 
 April 21 – Pope Alexander II
 June 15 – Emperor Go-Sanjō of Japan (b. 1034)
 Zhou Dunyi – Neo-Confucian philosopher in Song Dynasty China

Category:1073