1138
| Years: 1135 1136 1137 - 1138 - 1139 1140 1141 | |
| Decades: 1100s 1110s 1120s - 1130s - 1140s 1150s 1160s | |
| Centuries: 11th century - 12th century - 13th century | |
Events
- Robert Warelwast becomes Bishop of Exeter.
- March 13 - Cardinal Gregory is elected anti-pope as Victor IV, succeeding Anacletus II
- August 22 - Battle of the Standard between David I of Scotland and the English. The Scots were defeated.