| Millennium: | 2nd millennium |
|---|---|
| Centuries: |
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| Decades: |
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| Years: |
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| 1140 by topic |
|---|
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Art and literature |
| 1140 in poetry |
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| Gregorian calendar | 1140 MCXL |
| Ab urbe condita | 1893 |
| Armenian calendar | 589 ԹՎ ՇՁԹ |
| Assyrian calendar | 5890 |
| Balinese saka calendar | 1061–1062 |
| Bengali calendar | 547 |
| Berber calendar | 2090 |
| English Regnal year | 5 Ste. 1 – 6 Ste. 1 |
| Buddhist calendar | 1684 |
| Burmese calendar | 502 |
| Byzantine calendar | 6648–6649 |
| Chinese calendar | 己未年 (Earth Goat) 3837 or 3630 — to — 庚申年 (Metal Monkey) 3838 or 3631 |
| Coptic calendar | 856–857 |
| Discordian calendar | 2306 |
| Ethiopian calendar | 1132–1133 |
| Hebrew calendar | 4900–4901 |
| Hindu calendars | |
| - Vikram Samvat | 1196–1197 |
| - Shaka Samvat | 1061–1062 |
| - Kali Yuga | 4240–4241 |
| Holocene calendar | 11140 |
| Igbo calendar | 140–141 |
| Iranian calendar | 518–519 |
| Islamic calendar | 534–535 |
| Japanese calendar | Hōen6 (保延6年) |
| Javanese calendar | 1046–1047 |
| Julian calendar | 1140 MCXL |
| Korean calendar | 3473 |
| Minguo calendar | 772 before ROC 民前772年 |
| Nanakshahi calendar | −328 |
| Seleucid era | 1451/1452 AG |
| Thai solar calendar | 1682–1683 |
| Tibetan calendar | 阴土羊年 (female Earth-Goat) 1266 or 885 or 113 — to — 阳金猴年 (male Iron-Monkey) 1267 or 886 or 114 |
Year 1140 (MCXL) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar.
