1143
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
| 1143 by topic | 
|---|
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1143 in poetry | 
| Gregorian calendar | 1143 MCXLIII | 
| Ab urbe condita | 1896 | 
| Armenian calendar | 592 ԹՎ ՇՂԲ | 
| Assyrian calendar | 5893 | 
| Balinese saka calendar | 1064–1065 | 
| Bengali calendar | 549–550 | 
| Berber calendar | 2093 | 
| English Regnal year | 8 Ste. 1 – 9 Ste. 1 | 
| Buddhist calendar | 1687 | 
| Burmese calendar | 505 | 
| Byzantine calendar | 6651–6652 | 
| Chinese calendar | 壬戌年 (Water Dog) 3840 or 3633 — to — 癸亥年 (Water Pig) 3841 or 3634 | 
| Coptic calendar | 859–860 | 
| Discordian calendar | 2309 | 
| Ethiopian calendar | 1135–1136 | 
| Hebrew calendar | 4903–4904 | 
| Hindu calendars | |
| - Vikram Samvat | 1199–1200 | 
| - Shaka Samvat | 1064–1065 | 
| - Kali Yuga | 4243–4244 | 
| Holocene calendar | 11143 | 
| Igbo calendar | 143–144 | 
| Iranian calendar | 521–522 | 
| Islamic calendar | 537–538 | 
| Japanese calendar | Kōji 2 (康治2年) | 
| Javanese calendar | 1049–1050 | 
| Julian calendar | 1143 MCXLIII | 
| Korean calendar | 3476 | 
| Minguo calendar | 769 before ROC 民前769年 | 
| Nanakshahi calendar | −325 | 
| Seleucid era | 1454/1455 AG | 
| Thai solar calendar | 1685–1686 | 
| Tibetan calendar | 阳水狗年 (male Water-Dog) 1269 or 888 or 116 — to — 阴水猪年 (female Water-Pig) 1270 or 889 or 117 | 
Year 1143 (MCXLIII) was a common year starting on Friday of the Julian calendar.