| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 11th century – 12th century – 13th century |
| Decades: | 1100s 1110s 1120s – 1130s – 1140s 1150s 1160s |
| Years: | 1128 1129 1130 – 1131 – 1132 1133 1134 |
| 1131 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Art and literature | |
| 1131 in poetry | |
| Gregorian calendar | 1131 MCXXXI |
| Ab urbe condita | 1884 |
| Armenian calendar | 580 ԹՎ ՇՁ |
| Bahá'í calendar | -713 – -712 |
| Bengali calendar | 538 |
| Berber calendar | 2081 |
| Buddhist calendar | 1675 |
| Burmese calendar | 493 |
| Byzantine calendar | 6639 – 6640 |
| Chinese calendar | 庚戌年十二月初一日 (3767/3827-12-1) — to —
辛亥年十二月初十日(3768/3828-12-10) |
| Coptic calendar | 847 – 848 |
| Ethiopian calendar | 1123 – 1124 |
| Hebrew calendar | 4891 – 4892 |
| Hindu calendars | |
| - Bikram Samwat | 1187 – 1188 |
| - Shaka Samvat | 1053 – 1054 |
| - Kali Yuga | 4232 – 4233 |
| Holocene calendar | 11131 |
| Iranian calendar | 509 – 510 |
| Islamic calendar | 525 – 526 |
| Japanese calendar | |
| Korean calendar | 3464 |
| Thai solar calendar | 1674 |