| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 10th century – 11th century – 12th century |
| Decades: | 1050s 1060s 1070s – 1080s – 1090s 1100s 1110s |
| Years: | 1086 1087 1088 – 1089 – 1090 1091 1092 |
| 1089 by topic | |
| Lists of leaders | |
| State leaders | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 1089 MLXXXIX |
| Ab urbe condita | 1842 |
| Armenian calendar | 538 ԹՎ ՇԼԸ |
| Bahá'í calendar | -755 – -754 |
| Bengali calendar | 496 |
| Berber calendar | 2039 |
| Buddhist calendar | 1633 |
| Burmese calendar | 451 |
| Byzantine calendar | 6597 – 6598 |
| Chinese calendar | 戊辰年十二月十七日 (3725/3785-12-17) — to —
己巳年十一月廿七日(3726/3786-11-27) |
| Coptic calendar | 805 – 806 |
| Ethiopian calendar | 1081 – 1082 |
| Hebrew calendar | 4849 – 4850 |
| Hindu calendars | |
| - Bikram Samwat | 1145 – 1146 |
| - Shaka Samvat | 1011 – 1012 |
| - Kali Yuga | 4190 – 4191 |
| Holocene calendar | 11089 |
| Iranian calendar | 467 – 468 |
| Islamic calendar | 481 – 482 |
| Japanese calendar | |
| Korean calendar | 3422 |
| Thai solar calendar | 1632 |