1138

Events 
 Robert Warelwast becomes Bishop of Exeter.
 March 13 – Cardinal Gregory is elected anti-pope as Victor IV, succeeding Anacletus II.
 August 9 – Deadly earthquake in Aleppo, Syria killing about 230,000 people.
 August 22 – Battle of the Standard between David I of Scotland and the English. The Scots were defeated.
 Bavaria was taken away from the Welfen Duke Henry the Proud and given to the Austrian Margrave Leopold IV.