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Millennium: 2nd millennium
Centuries: 17th century18th century19th century
Decades: 1750s  1760s  1770s  – 1780s –  1790s  1800s  1810s
Years: 1781 1782 178317841785 1786 1787
1784 by topic:
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1784 in other calendars
Gregorian calendar 1784
Ab urbe condita 2537
Armenian calendar 1233
Assyrian calendar 6534
Bengali calendar 1191
Berber calendar 2734
British Regnal year 24 Geo. 3 – 25 Geo. 3
Buddhist calendar 2328
Burmese calendar 1146
Byzantine calendar 7292–7293
Chinese calendar 癸卯(Water Rabbit)
4480 or 4420
    — to —
甲辰年 (Wood Dragon)
4481 or 4421
Coptic calendar 1500–1501
Discordian calendar 2950
Ethiopian calendar 1776–1777
Hebrew calendar 5544–5545
Hindu calendars
 - Vikram Samvat 1840–1841
 - Shaka Samvat 1706–1707
 - Kali Yuga 4885–4886
Holocene calendar 11784
Igbo calendar 784–785
Iranian calendar 1162–1163
Islamic calendar 1198–1199
Japanese calendar Tenmei 4
Julian calendar Gregorian minus 11 days
Korean calendar 4117
Minguo calendar 128 before ROC
Thai solar calendar 2326–2327

1784 (MDCCLXXXIV) was a leap year starting on Thursday (dominical letter DC) of the Gregorian calendar and a leap year starting on Monday (dominical letter GF) of the Julian calendar, the 1784th year of the Common Era (CE) and Anno Domini (AD) designations, the 784th year of the 2nd millennium, the 84th year of the 18th century, and the 5th year of the 1780s decade. Note that the Julian day for 1784 is 11 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.



February 28: John Wesley ordains ministers for the Methodist Church.


Date unknown




  1. Cavendish, Henry (1784). "Experiments on Air". Philosophical Transactions of the Royal Society of London. 75: 372–384. doi:10.1098/rstl.1785.0023. JSTOR 106582.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  2. Michell, John (1784). "On the Means of Discovering the Distance, Magnitude, &c. of the Fixed Stars, in Consequence of the Diminution of the Velocity of Their Light, in Case Such a Diminution Should be Found to Take Place in any of Them, and Such Other Data Should be Procured from Observations, as Would be Farther Necessary for That Purpose. By the Rev. John Michell, B. D. F. R. S. In a Letter to Henry Cavendish, Esq. F. R. S. and A. S.". Philosophical Transactions of the Royal Society of London. 75: 35–57. JSTOR 106576.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>

Further reading

  • John Blair; J. Willoughby Rosse (1856). "1784". Blair's Chronological Tables. London: H.G. Bohn – via Hathi Trust.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>