809
| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 809 DCCCIX |
| Ab urbe condita | 1562 |
| Armenian calendar | 258 ԹՎ ՄԾԸ |
| Assyrian calendar | 5559 |
| Bengali calendar | 216 |
| Berber calendar | 1759 |
| Buddhist calendar | 1353 |
| Burmese calendar | 171 |
| Byzantine calendar | 6317–6318 |
| Chinese calendar |
戊子年 (Earth Rat) 3505 or 3445 — to — 己丑年 (Earth Ox) 3506 or 3446 |
| Coptic calendar | 525–526 |
| Discordian calendar | 1975 |
| Ethiopian calendar | 801–802 |
| Hebrew calendar | 4569–4570 |
| Hindu calendars | |
| - Vikram Samvat | 865–866 |
| - Shaka Samvat | 730–731 |
| - Kali Yuga | 3909–3910 |
| Holocene calendar | 10809 |
| Iranian calendar | 187–188 |
| Islamic calendar | 193–194 |
| Japanese calendar |
Daidō 4 (大同４年) |
| Javanese calendar | 705–706 |
| Julian calendar | 809 DCCCIX |
| Korean calendar | 3142 |
| Minguo calendar | 1103 before ROC 民前1103年 |
| Nanakshahi calendar | −659 |
| Seleucid era | 1120/1121 AG |
| Thai solar calendar | 1351–1352 |
Year 809 (DCCCIX) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.
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