| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 822 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 822 DCCCXXII |
| Ab urbe condita | 1575 |
| Armenian calendar | 271 ԹՎ ՄՀԱ |
| Assyrian calendar | 5572 |
| Balinese saka calendar | 743–744 |
| Bengali calendar | 229 |
| Berber calendar | 1772 |
| Buddhist calendar | 1366 |
| Burmese calendar | 184 |
| Byzantine calendar | 6330–6331 |
| Chinese calendar | 辛丑年 (Metal Ox) 3519 or 3312 — to — 壬寅年 (Water Tiger) 3520 or 3313 |
| Coptic calendar | 538–539 |
| Discordian calendar | 1988 |
| Ethiopian calendar | 814–815 |
| Hebrew calendar | 4582–4583 |
| Hindu calendars | |
| - Vikram Samvat | 878–879 |
| - Shaka Samvat | 743–744 |
| - Kali Yuga | 3922–3923 |
| Holocene calendar | 10822 |
| Iranian calendar | 200–201 |
| Islamic calendar | 206–207 |
| Japanese calendar | Kōnin 13 (弘仁１３年) |
| Javanese calendar | 718–719 |
| Julian calendar | 822 DCCCXXII |
| Korean calendar | 3155 |
| Minguo calendar | 1090 before ROC 民前1090年 |
| Nanakshahi calendar | −646 |
| Seleucid era | 1133/1134 AG |
| Thai solar calendar | 1364–1365 |
| Tibetan calendar | 阴金牛年 (female Iron-Ox) 948 or 567 or −205 — to — 阳水虎年 (male Water-Tiger) 949 or 568 or −204 |
Year 822 (DCCCXXII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.