| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 830s 840s 850s – 860s – 870s 880s 890s |
| Years: | 859 860 861 – 862 – 863 864 865 |
| 862 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 862 DCCCLXII |
| Ab urbe condita | 1615 |
| Armenian calendar | 311 ԹՎ ՅԺԱ |
| Bahá'í calendar | -982 – -981 |
| Bengali calendar | 269 |
| Berber calendar | 1812 |
| Buddhist calendar | 1406 |
| Burmese calendar | 224 |
| Byzantine calendar | 6370 – 6371 |
| Chinese calendar | 辛巳年十一月廿七日 (3498/3558-11-27) — to —
壬午年十二月初七日(3499/3559-12-7) |
| Coptic calendar | 578 – 579 |
| Ethiopian calendar | 854 – 855 |
| Hebrew calendar | 4622 – 4623 |
| Hindu calendars | |
| - Bikram Samwat | 918 – 919 |
| - Shaka Samvat | 784 – 785 |
| - Kali Yuga | 3963 – 3964 |
| Holocene calendar | 10862 |
| Iranian calendar | 240 – 241 |
| Islamic calendar | 247 – 248 |
| Japanese calendar | |
| Korean calendar | 3195 |
| Thai solar calendar | 1405 |