1804 (MDCCCIV) was a leap year starting on Sunday in the Gregorian calendar and a leap year starting on Friday in the Julian calendar.

Millennium: 2nd millennium
Centuries: 18th century19th century20th century
Decades: 1770s  1780s  1790s  – 1800s –  1810s  1820s  1830s
Years: 1801 1802 180318041805 1806 1807
1804 in other calendars
Gregorian calendar1804
MDCCCIV
French Republican calendar12–13
Ab urbe condita2557
Armenian calendar1253
ԹՎ ՌՄԾԳ
Assyrian calendar6554
Balinese saka calendar1725–1726
Bengali calendar1211
Berber calendar2754
British Regnal year44 Geo. 3 – 45 Geo. 3
Buddhist calendar2348
Burmese calendar1166
Byzantine calendar7312–7313
Chinese calendar癸亥(Water Pig)
4500 or 4440
    — to —
甲子年 (Wood Rat)
4501 or 4441
Coptic calendar1520–1521
Discordian calendar2970
Ethiopian calendar1796–1797
Hebrew calendar5564–5565
Hindu calendars
 - Vikram Samvat1860–1861
 - Shaka Samvat1725–1726
 - Kali Yuga4904–4905
Holocene calendar11804
Igbo calendar804–805
Iranian calendar1182–1183
Islamic calendar1218–1219
Japanese calendarKyōwa 3 / Bunka 1
(文化元年)
Javanese calendar1730–1731
Julian calendarGregorian minus 12 days
Korean calendar4137
Minguo calendar108 before ROC
民前108年
Nanakshahi calendar336
Thai solar calendar2346–2347
Tibetan calendar阴水猪年
(female Water-Pig)
1930 or 1549 or 777
    — to —
阳木鼠年
(male Wood-Rat)
1931 or 1550 or 778

Births

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Deaths

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