| Millennium: | 2nd Millennium BC |
|---|---|
| Centuries: | 20th cent. BC – 19th cent. BC – 18th cent. BC |
| Decades: | 1840s BC 1830s BC 1820s BC – 1810s BC – 1800s BC 1790s BC 1780s BC |
| Years: | 1813 BC 1812 BC 1811 BC – 1810 BC – 1809 BC 1808 BC 1807 BC |
| Gregorian calendar | 1810 MDCCCX |
| Ab urbe condita | 2563 |
| Armenian calendar | 1259 ԹՎ ՌՄԾԹ |
| Assyrian calendar | 6560 |
| Bengali calendar | 1217 |
| Berber calendar | 2760 |
| British Regnal year | 50 Geo. 3 – 51 Geo. 3 |
| Buddhist calendar | 2354 |
| Burmese calendar | 1172 |
| Byzantine calendar | 7318–7319 |
| Chinese calendar | 己巳年 (Earth Snake) 4506 or 4446 — to — 庚午年 (Metal Horse) 4507 or 4447 |
| Coptic calendar | 1526–1527 |
| Discordian calendar | 2976 |
| Ethiopian calendar | 1802–1803 |
| Hebrew calendar | 5570–5571 |
| Hindu calendars | |
| - Vikram Samvat | 1866–1867 |
| - Shaka Samvat | 1731–1732 |
| - Kali Yuga | 4910–4911 |
| Holocene calendar | 11810 |
| Igbo calendar | 810–811 |
| Iranian calendar | 1188–1189 |
| Islamic calendar | 1224–1225 |
| Japanese calendar | Bunka 7 (文化７年) |
| Javanese calendar | 1736–1737 |
| Julian calendar | Gregorian minus 12 days |
| Korean calendar | 4143 |
| Minguo calendar | 102 before ROC 民前102年 |
| Nanakshahi calendar | 342 |
| Thai solar calendar | 2352–2353 |
The year 1810 BC