818
| Years: 814 815 816 817 – 818 – 819 820 821 822 | |
| Decades: 780s 790s 800s – 810s – 820s 830s 840s | |
| Centuries: 8th century – 9th century – 10th century | |
Events
- Bishop Theodulf of Orléans is deposed and imprisoned after getting involved in a conspiracy of Bernard, king of Italy, against Louis the Pious
Births
Deaths
- May 26 – Ali ar-Rida, Shia Imam (b. 766)
Categories: 818