| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 780s 790s 800s – 810s – 820s 830s 840s |
| Years: | 813 814 815 – 816 – 817 818 819 |
| 816 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 816 DCCCXVI |
| Ab urbe condita | 1569 |
| Armenian calendar | 265 ԹՎ ՄԿԵ |
| Bahá'í calendar | -1028 – -1027 |
| Bengali calendar | 223 |
| Berber calendar | 1766 |
| Buddhist calendar | 1360 |
| Burmese calendar | 178 |
| Byzantine calendar | 6324 – 6325 |
| Chinese calendar | 乙未年十一月廿八日 (3452/3512-11-28) — to —
丙申年十二月初九日(3453/3513-12-9) |
| Coptic calendar | 532 – 533 |
| Ethiopian calendar | 808 – 809 |
| Hebrew calendar | 4576 – 4577 |
| Hindu calendars | |
| - Bikram Samwat | 872 – 873 |
| - Shaka Samvat | 738 – 739 |
| - Kali Yuga | 3917 – 3918 |
| Holocene calendar | 10816 |
| Iranian calendar | 194 – 195 |
| Islamic calendar | 200 – 201 |
| Japanese calendar | |
| Korean calendar | 3149 |
| Thai solar calendar | 1359 |