1139
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 11th century – 12th century – 13th century |
| Decades: | 1100s 1110s 1120s – 1130s – 1140s 1150s 1160s |
| Years: | 1136 1137 1138 – 1139 – 1140 1141 1142 |
| Gregorian calendar | 1139 MCXXXIX |
| Ab urbe condita | 1892 |
| Armenian calendar | 588 ԹՎ ՇՁԸ |
| Assyrian calendar | 5889 |
| Balinese saka calendar | 1060–1061 |
| 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 |
| Tibetan calendar | 阳土马年 (male Earth-Horse) 1265 or 884 or 112 — to — 阴土羊年 (female Earth-Goat) 1266 or 885 or 113 |
1139 (MCXXXIX) was a common year starting on Sunday of the Julian calendar, the 1139th year of the Common Era (CE) and Anno Domini (AD) designations, the 139th year of the 2nd millennium, the 39th year of the 12th century, and the 10th and last year of the 1130s decade. As of the start of 1139, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.
Events
- Alphonso I becomes first king of Portugal