622
| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 622 DCXXII |
| Ab urbe condita | 1375 |
| Armenian calendar | 71 ԹՎ ՀԱ |
| Assyrian calendar | 5372 |
| Bengali calendar | 29 |
| Berber calendar | 1572 |
| Buddhist calendar | 1166 |
| Burmese calendar | −16 |
| Byzantine calendar | 6130–6131 |
| Chinese calendar |
辛巳年 (Metal Snake) 3318 or 3258 — to — 壬午年 (Water Horse) 3319 or 3259 |
| Coptic calendar | 338–339 |
| Discordian calendar | 1788 |
| Ethiopian calendar | 614–615 |
| Hebrew calendar | 4382–4383 |
| Hindu calendars | |
| - Vikram Samvat | 678–679 |
| - Shaka Samvat | 543–544 |
| - Kali Yuga | 3722–3723 |
| Holocene calendar | 10622 |
| Iranian calendar | 0–1 |
| Islamic calendar | 0–1 |
| Japanese calendar | N/A |
| Javanese calendar | 512–513 |
| Julian calendar | 622 DCXXII |
| Korean calendar | 2955 |
| Minguo calendar | 1290 before ROC 民前1290年 |
| Nanakshahi calendar | −846 |
| Seleucid era | 933/934 AG |
| Thai solar calendar | 1164–1165 |
Year 622 (DCXXII) was a common year starting on Friday (link will display the full calendar) of the Julian calendar. The denomination 622 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
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