823

This article is about the year 823.

Millennium:	1st millennium
Centuries:	8th century – 9th century – 10th century
Decades:	790s  800s  810s  – 820s –  830s  840s  850s
Years:	820 821 822 – 823 – 824 825 826

823 by topic

Politics

State leaders – Sovereign states

Birth and death categories

Births – Deaths

Establishment and disestablishment categories

Establishments – Disestablishments

823 in other calendars

Gregorian calendar	823 DCCCXXIII
Ab urbe condita	1576
Armenian calendar	272 ԹՎ ՄՀԲ
Assyrian calendar	5573
Bahá'í calendar	-1021–-1020
Bengali calendar	230
Berber calendar	1773
English Regnal year	N/A
Buddhist calendar	1367
Burmese calendar	185
Byzantine calendar	6331–6332
Chinese calendar	壬寅年十一月十六日 (3459/3519-11-16) — to — 癸卯年十一月廿六日 (3460/3520-11-26)
Coptic calendar	539–540
Ethiopian calendar	815–816
Hebrew calendar	4583–4584
Hindu calendars
- Vikram Samvat	879–880
- Shaka Samvat	745–746
- Kali Yuga	3924–3925
Holocene calendar	10823
Iranian calendar	201–202
Islamic calendar	207–208
Japanese calendar
Korean calendar	3156
Minguo calendar	1089 before ROC 民前1089年
Thai solar calendar	1366

Year 823 (DCCCXXIII) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar.

Events

By place

Byzantine Empire

• Defeat of the Byzantine rebel Thomas the Slav by the forces of Michael II at Diabasis in Thrace. Thomas and his supporters flee to Arkadiopolis, where they are blockaded by imperial troops. After five months, Thomas is surrendered to Michael by his supporters and executed.

Asia

• Emperor Junna ascends to the throne of Japan.

Births

• June 13 – Charles the Bald, Frankish king and emperor (d. 877)

Deaths

• October: Thomas the Slav, Byzantine general and rebel (born ca. 760)