687
| Years: 683 684 685 686 - 687 - 688 689 690 691 | |
| Decades: 650s 660s 670s - 680s - 690s 700s 710s | |
| Centuries: 6th century - 7th century - 8th century | |
Events:
- December 15 - Sergius succeeds Conon as Pope
- King Theuderic III of Neustria is defeated by Pepin of Herstal, Mayor of the Palace of Austrasia. Austrasia and Neustria are combined again; Pepin becomes de facto ruler of both areas.
- Egica succeeds Erwig as king of the Visigoths.
- Construction of the Dome of the Rock is started.
- Adamnan visits the Northumbrian court of Ecgfrith to ransom Irish captives.
Deaths:
- September 21 - Conon, Pope
- Cuthbert of Lindisfarne, Christian Saint
- Erwig, king of the Visigoths.