1823

1823 (MDCCCXXIII) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1823rd year of the Common Era (CE) and Anno Domini (AD) designations, the 823rd year of the 2nd millennium, the 23rd year of the 19th century, and the 4th year of the 1820s decade. As of the start of 1823, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.

Millennium:	2nd millennium
Centuries:	18th century – 19th century – 20th century
Decades:	1790s  1800s  1810s  – 1820s –  1830s  1840s  1850s
Years:	1820 1821 1822 – 1823 – 1824 1825 1826

1823 in other calendars

Gregorian calendar	1823 MDCCCXXIII
Ab urbe condita	2576
Armenian calendar	1272 ԹՎ ՌՄՀԲ
Assyrian calendar	6573
Balinese saka calendar	1744–1745
Bengali calendar	1230
Berber calendar	2773
British Regnal year	3 Geo. 4 – 4 Geo. 4
Buddhist calendar	2367
Burmese calendar	1185
Byzantine calendar	7331–7332
Chinese calendar	壬午年 (Water Horse) 4519 or 4459     — to — 癸未年 (Water Goat) 4520 or 4460
Coptic calendar	1539–1540
Discordian calendar	2989
Ethiopian calendar	1815–1816
Hebrew calendar	5583–5584
Hindu calendars
- Vikram Samvat	1879–1880
- Shaka Samvat	1744–1745
- Kali Yuga	4923–4924
Holocene calendar	11823
Igbo calendar	823–824
Iranian calendar	1201–1202
Islamic calendar	1238–1239
Japanese calendar	Bunsei 6 (文政６年)
Javanese calendar	1750–1751
Julian calendar	Gregorian minus 12 days
Korean calendar	4156
Minguo calendar	89 before ROC 民前89年
Nanakshahi calendar	355
Thai solar calendar	2365–2366
Tibetan calendar	ཆུ་ཕོ་རྟ་ལོ་ (male Water-Horse) 1949 or 1568 or 796     — to — ཆུ་མོ་ལུག་ལོ་ (female Water-Sheep) 1950 or 1569 or 797

Events

• Mexico becomes a republic.
• Monroe Doctrine is expressed during President James Monroe's seventh annual message to Congress on December 2

Art, music, theatre, and literature

• December 23 - "A Visit from St. Nicholas" ("The Night Before Christmas")