|Centuries:||10th century – 11th century – 12th century|
|Decades:||1040s 1050s 1060s – 1070s – 1080s 1090s 1100s|
|Years:||1070 1071 1072 – 1073 – 1074 1075 1076|
- 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
- David the Builder, King of Georgia
- Margrave Leopold III of Austria
- April 21 – Pope Alexander II
- June 15 – Emperor Go-Sanjō of Japan (b. 1034)
- Zhou Dunyi – Neo-Confucian philosopher in Song Dynasty China