| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 830s 840s 850s – 860s – 870s 880s 890s |
| Years: | 864 865 866 – 867 – 868 869 870 |
| 867 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 867 DCCCLXVII |
| Ab urbe condita | 1620 |
| Armenian calendar | 316 ԹՎ ՅԺԶ |
| Bahá'í calendar | -977 – -976 |
| Bengali calendar | 274 |
| Berber calendar | 1817 |
| Buddhist calendar | 1411 |
| Burmese calendar | 229 |
| Byzantine calendar | 6375 – 6376 |
| Chinese calendar | 丙戌年十一月廿二日 (3503/3563-11-22) — to —
丁亥年十二月初二日(3504/3564-12-2) |
| Coptic calendar | 583 – 584 |
| Ethiopian calendar | 859 – 860 |
| Hebrew calendar | 4627 – 4628 |
| Hindu calendars | |
| - Bikram Samwat | 923 – 924 |
| - Shaka Samvat | 789 – 790 |
| - Kali Yuga | 3968 – 3969 |
| Holocene calendar | 10867 |
| Iranian calendar | 245 – 246 |
| Islamic calendar | 252 – 253 |
| Japanese calendar | |
| Korean calendar | 3200 |
| Thai solar calendar | 1410 |