| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1139 by topic | |
| Leaders | |
| Political entities - State leaders - Religious leaders | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Art and literature | |
| 1139 in poetry | |
| Gregorian calendar | 1139 MCXXXIX |
| Ab urbe condita | 1892 |
| Armenian calendar | 588 ԹՎ ՇՁԸ |
| Assyrian calendar | 5889 |
| Bengali calendar | 546 |
| Berber calendar | 2089 |
| English Regnal year | 4 Ste. 1 – 5 Ste. 1 |
| Buddhist calendar | 1683 |
| Burmese calendar | 501 |
| Byzantine calendar | 6647–6648 |
| Chinese calendar |
戊午年 (Earth Horse) 3835 or 3775 — to — 己未年 (Earth Goat) 3836 or 3776 |
| Coptic calendar | 855–856 |
| Discordian calendar | 2305 |
| Ethiopian calendar | 1131–1132 |
| Hebrew calendar | 4899–4900 |
| Hindu calendars | |
| - Vikram Samvat | 1195–1196 |
| - Shaka Samvat | 1060–1061 |
| - Kali Yuga | 4239–4240 |
| Holocene calendar | 11139 |
| Igbo calendar | 139–140 |
| Iranian calendar | 517–518 |
| Islamic calendar | 533–534 |
| Japanese calendar |
Hōen 5 (保延5年) |
| Javanese calendar | 1045–1046 |
| Julian calendar | 1139 MCXXXIX |
| Korean calendar | 3472 |
| Minguo calendar | 773 before ROC 民前773年 |
| Nanakshahi calendar | −329 |
| Seleucid era | 1450/1451 AG |
| Thai solar calendar | 1681–1682 |
Year 1139 (MCXXXIX) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar.