| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1833 by topic |
|---|
| Humanities |
| By country |
| Other topics |
| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
| Works category |
| Gregorian calendar | 1833 MDCCCXXXIII |
| Ab urbe condita | 2586 |
| Armenian calendar | 1282 ԹՎ ՌՄՁԲ |
| Assyrian calendar | 6583 |
| Balinese saka calendar | 1754–1755 |
| Bengali calendar | 1240 |
| Berber calendar | 2783 |
| British Regnal year | 3 Will. 4 – 4 Will. 4 |
| Buddhist calendar | 2377 |
| Burmese calendar | 1195 |
| Byzantine calendar | 7341–7342 |
| Chinese calendar | 壬辰年 (Water Dragon) 4530 or 4323 — to — 癸巳年 (Water Snake) 4531 or 4324 |
| Coptic calendar | 1549–1550 |
| Discordian calendar | 2999 |
| Ethiopian calendar | 1825–1826 |
| Hebrew calendar | 5593–5594 |
| Hindu calendars | |
| - Vikram Samvat | 1889–1890 |
| - Shaka Samvat | 1754–1755 |
| - Kali Yuga | 4933–4934 |
| Holocene calendar | 11833 |
| Igbo calendar | 833–834 |
| Iranian calendar | 1211–1212 |
| Islamic calendar | 1248–1249 |
| Japanese calendar | Tenpō 4 (天保４年) |
| Javanese calendar | 1760–1761 |
| Julian calendar | Gregorian minus 12 days |
| Korean calendar | 4166 |
| Minguo calendar | 79 before ROC 民前79年 |
| Nanakshahi calendar | 365 |
| Thai solar calendar | 2375–2376 |
| Tibetan calendar | 阳水龙年 (male Water-Dragon) 1959 or 1578 or 806 — to — 阴水蛇年 (female Water-Snake) 1960 or 1579 or 807 |
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1833 (MDCCCXXXIII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1833rd year of the Common Era (CE) and Anno Domini (AD) designations, the 833rd year of the 2nd millennium, the 33rd year of the 19th century, and the 4th year of the 1830s decade. As of the start of 1833, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.