| Millennium: | 2nd millennium |
|---|---|
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| Decades: | |
| Years: |
| 1783 by topic |
|---|
| Arts and science |
| Countries |
| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
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| Gregorian calendar | 1783 MDCCLXXXIII |
| Ab urbe condita | 2536 |
| Armenian calendar | 1232 ԹՎ ՌՄԼԲ |
| Assyrian calendar | 6533 |
| Balinese saka calendar | 1704–1705 |
| Bengali calendar | 1190 |
| Berber calendar | 2733 |
| British Regnal year | 23 Geo. 3 – 24 Geo. 3 |
| Buddhist calendar | 2327 |
| Burmese calendar | 1145 |
| Byzantine calendar | 7291–7292 |
| Chinese calendar | 壬寅年 (Water Tiger) 4480 or 4273 — to — 癸卯年 (Water Rabbit) 4481 or 4274 |
| Coptic calendar | 1499–1500 |
| Discordian calendar | 2949 |
| Ethiopian calendar | 1775–1776 |
| Hebrew calendar | 5543–5544 |
| Hindu calendars | |
| - Vikram Samvat | 1839–1840 |
| - Shaka Samvat | 1704–1705 |
| - Kali Yuga | 4883–4884 |
| Holocene calendar | 11783 |
| Igbo calendar | 783–784 |
| Iranian calendar | 1161–1162 |
| Islamic calendar | 1197–1198 |
| Japanese calendar | Tenmei 3 (天明３年) |
| Javanese calendar | 1708–1710 |
| Julian calendar | Gregorian minus 11 days |
| Korean calendar | 4116 |
| Minguo calendar | 129 before ROC 民前129年 |
| Nanakshahi calendar | 315 |
| Thai solar calendar | 2325–2326 |
| Tibetan calendar | 阳水虎年 (male Water-Tiger) 1909 or 1528 or 756 — to — 阴水兔年 (female Water-Rabbit) 1910 or 1529 or 757 |
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1783 (MDCCLXXXIII) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1783rd year of the Common Era (CE) and Anno Domini (AD) designations, the 783rd year of the 2nd millennium, the 83rd year of the 18th century, and the 4th year of the 1780s decade. As of the start of 1783, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.