636
| Years: 632 633 634 635 – 636 – 637 638 639 640 | |
| Decades: 600s 610s 620s – 630s – 640s 650s 660s | |
| Centuries: 6th century – 7th century – 8th century | |
Events
- April 20 – Battle of Yarmuk – Byzantine Empire loses Syria to the Arabs
- The Arabs invade Persia
- Rothari marries queen Gundeparga, becomes king of the Lombards
- city of Basra Iraq founded on a canal by caliph Omar.
Births
Deaths
- April 4 – Isidore of Seville, scholar
- Arioald, king of the Lombards