- June 18 — Battle of Civitate: 3,000 horsemen of Norman Count Humphrey rout the troops of Pope Leo IX.
- William I of England marries Matilda of Flanders.
- St-Hugues, Bishop of Guenette (d. 1132)
- Guibert of Nogent, French historian and theologian (d. 1124)
- Vladimir Monomakh, Prince of Kiev (d. 1125)
- Ramon Berenguer II, Count of Barcelona
- Berenguer Ramon II, Count of Barcelona