| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1814 by topic |
|---|
| Humanities |
| By country |
| Other topics |
| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
| Works category |
| Gregorian calendar | 1814 MDCCCXIV |
| Ab urbe condita | 2567 |
| Armenian calendar | 1263 ԹՎ ՌՄԿԳ |
| Assyrian calendar | 6564 |
| Balinese saka calendar | 1735–1736 |
| Bengali calendar | 1221 |
| Berber calendar | 2764 |
| British Regnal year | 54 Geo. 3 – 55 Geo. 3 |
| Buddhist calendar | 2358 |
| Burmese calendar | 1176 |
| Byzantine calendar | 7322–7323 |
| Chinese calendar | 癸酉年 (Water Rooster) 4511 or 4304 — to — 甲戌年 (Wood Dog) 4512 or 4305 |
| Coptic calendar | 1530–1531 |
| Discordian calendar | 2980 |
| Ethiopian calendar | 1806–1807 |
| Hebrew calendar | 5574–5575 |
| Hindu calendars | |
| - Vikram Samvat | 1870–1871 |
| - Shaka Samvat | 1735–1736 |
| - Kali Yuga | 4914–4915 |
| Holocene calendar | 11814 |
| Igbo calendar | 814–815 |
| Iranian calendar | 1192–1193 |
| Islamic calendar | 1229–1230 |
| Japanese calendar | Bunka 11 (文化１１年) |
| Javanese calendar | 1740–1741 |
| Julian calendar | Gregorian minus 12 days |
| Korean calendar | 4147 |
| Minguo calendar | 98 before ROC 民前98年 |
| Nanakshahi calendar | 346 |
| Thai solar calendar | 2356–2357 |
| Tibetan calendar | 阴水鸡年 (female Water-Rooster) 1940 or 1559 or 787 — to — 阳木狗年 (male Wood-Dog) 1941 or 1560 or 788 |
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1814 (MDCCCXIV) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1814th year of the Common Era (CE) and Anno Domini (AD) designations, the 814th year of the 2nd millennium, the 14th year of the 19th century, and the 5th year of the 1810s decade. As of the start of 1814, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.