| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 800s 810s 820s – 830s – 840s 850s 860s |
| Years: | 833 834 835 – 836 – 837 838 839 |
| 836 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 836 DCCCXXXVI |
| Ab urbe condita | 1589 |
| Armenian calendar | 285 ԹՎ ՄՁԵ |
| Bahá'í calendar | -1008 – -1007 |
| Bengali calendar | 243 |
| Berber calendar | 1786 |
| Buddhist calendar | 1380 |
| Burmese calendar | 198 |
| Byzantine calendar | 6344 – 6345 |
| Chinese calendar | 乙卯年十二月初九日 (3472/3532-12-9) — to —
丙辰年十一月二十日(3473/3533-11-20) |
| Coptic calendar | 552 – 553 |
| Ethiopian calendar | 828 – 829 |
| Hebrew calendar | 4596 – 4597 |
| Hindu calendars | |
| - Bikram Samwat | 892 – 893 |
| - Shaka Samvat | 758 – 759 |
| - Kali Yuga | 3937 – 3938 |
| Holocene calendar | 10836 |
| Iranian calendar | 214 – 215 |
| Islamic calendar | 221 – 222 |
| Japanese calendar | |
| Korean calendar | 3169 |
| Thai solar calendar | 1379 |