1772 (MDCCLXXII) was a leap year starting on Wednesday of the Gregorian calendar and a leap year starting on Sunday of the Julian calendar, the 1772nd year of the Common Era (CE) and Anno Domini (AD) designations, the 772nd year of the 2nd millennium, the 72nd year of the 18th century, and the 3rd year of the 1770s decade. As of the start of 1772, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.
|Ab urbe condita||2525|
|Balinese saka calendar||1693–1694|
|British Regnal year||12 Geo. 3 – 13 Geo. 3|
|Chinese calendar||辛卯年 (Metal Rabbit)|
4468 or 4408
— to —
壬辰年 (Water Dragon)
4469 or 4409
|- Vikram Samvat||1828–1829|
|- Shaka Samvat||1693–1694|
|- Kali Yuga||4872–4873|
|Japanese calendar||Meiwa 9 / An'ei 1|
|Julian calendar||Gregorian minus 11 days|
|Minguo calendar||140 before ROC|
|Thai solar calendar||2314–2315|
1898 or 1517 or 745
— to —
1899 or 1518 or 746
|Wikimedia Commons has media related to 1772.|
- January 10 – Shah Alam II, the Mughal Emperor of India, makes a triumphant return to Delhi 15 years after having been forced to flee. 
- January 17 – Johann Friedrich Struensee and Queen Caroline Matilda are arrested, leading to his execution and her banishment from Denmark.
- February 12
- February 17 – The First Partition of Poland is agreed to by Russia and Prussia, later including Austria.
- March 8 – Biela's Comet is first discovered by French astronomer Jacques Leibax Montaigne, but not proven to be a periodic comet until 1826, when Wilhelm von Biela correctly identifies its return.
- March 20 – Pedro Fages, the Spanish Governor of Alta California, and Father Juan Crespí set off from the capital at Monterey with a party of 12 soldiers, and begin the first European exploration of the lands around San Francisco Bay.
- April 8 – Massachusetts legislator Samuel Adams persuades his colleagues to approve his plan for creating a Committee of Correspondence to begin a dialogue with the other American colonies concerning mutual problems with the United Kingdom.  
- April 13 – Warren Hastings begins his service for the British East India Company as Governor of Bengal, arriving at the company's headquarters at Fort William, outside of Calcutta, and including what are now parts of northeast India and Bangladesh.  Hastings serves for two years, then later becomes Governor-General of India.
- May 8 – The Watauga Association Compact is signed in what is now East Tennessee by a group of white settlers led by William Bean, creating the first non-colonial government body in British North America. 
- June 9 – Gaspee Affair: In an act of defiance against the British Navigation Acts, American patriots, led by Abraham Whipple, attack and burn the British customs schooner HMS Gaspee off of Rhode Island.
- June 10 – The Credit crisis of 1772 is triggered when, following the flight of their partner Alexander Fordyce to France, the London banking house of Neal, James, Fordyce and Down (which has been speculating in East India Company stock) suspends payment. The resultant panic causes other banks, particularly in Scotland, to fail, extends to Amsterdam and the Thirteen Colonies of British North America, and threatens the East India Company with bankruptcy.
- June 22 – Somersett's Case: Lord Mansfield, the Lord Chief Justice of England and Wales, delivers the decision that leads to the end of slavery in England.
- July 13 – The second voyage of James Cook departs from Plymouth on Captain Cook's new ship, HMS Resolution and the companion ship HMS Adventure in an attempt to prove the existence of an uncharted continent even further south than New Zealand.
- August 5 – The first Partition of the Polish–Lithuanian Commonwealth begins. The Kingdom of Galicia and Lodomeria becomes part of the crown lands of the Habsburg Monarchy.
- August 12 – The volcano Mount Papandayan in West Java erupts and partially collapses, the debris avalanche killing several thousands.
- August 21 – A coup d'état by King Gustav III is completed by adopting a new Constitution, ending half a century of parliamentary rule in Sweden, and making him an enlightened despot.
- September 1 – Mission San Luis Obispo de Tolosa is founded in San Luis Obispo, California.
- October 28 – Basque–Spanish explorer Domingo de Bonechea, in the Aguila, sights Tauere atoll, which he names San Simon y Judas.
- November 2 – American Revolutionary War: Samuel Adams and Joseph Warren form the first Committee of Correspondence.
- December 14
- Russian government offices reopen at Moscow and Saint Petersburg after being closed for 15 months because of an epidemic of bubonic plague.
- Second voyage of James Cook: The crew of HMS Resolution finds that the ice floes encountered on their journey south are a source of fresh water, a "discovery... of utmost importance to the success of the voyage."
- January 20 – Angélique Brûlon, French soldier, first female Knight of the French Legion of Honour (d. 1859)
- January 30 – Godfrey Higgins, British archaeologist (d. 1833)
- February 24 – William H. Crawford, American politician, judge (d. 1834)
- March 10 – Friedrich von Schlegel, German poet (d. 1829)
- March 15 – József Ficzkó, Burgenland Croatian writer (d. 1843)
- April 4 – Nachman of Breslov, Hasidic rabbi and founder of the Breslov Hasidic movement (d. 1810)
- April 5 – Domenico Puccini, Italian composer (d. 1815)
- April 7 – Charles Fourier, French philosopher (d. 1837)
- April 18 – David Ricardo, British economist (d. 1823)
- April 30 – Karl Gustav Himly, German surgeon, ophthalmologist (d. 1837)
- May 2 – Novalis, German poet (d. 1801)
- May 20 – William Congreve, British rocket pioneer (d. 1828)
- May 22 – Ram Mohan Roy, Hindu religious and social reformer (d. 1833)
- June 7 – Aurora Liljenroth, Swedish scholar (d. 1836)
- July 11 – John Rodgers, American naval officer (d. 1838)
- August 2 – Louis Antoine, Duke of Enghien (d. 1804)
- August 15 – Johann Nepomuk Mälzel, German inventor (d. 1838)
- August 24 – King William I of the Netherlands (d. 1843)
- September 27 – Martha Jefferson Randolph, Acting First Lady of the United States (1801-1809) (d. 1836)
- October 6 – Anna Maria Rüttimann-Meyer von Schauensee, politically active Swiss salonist (d. 1856)
- October 21 – Samuel Taylor Coleridge, English poet and philosopher (d. 1834)
- October 25 – Géraud Duroc, French general (d. 1813)
- November 8 – William Wirt, 9th United States Attorney General (d. 1834)
- November 18 – Louis Ferdinand of Prussia, German prince (d. 1806)
- date unknown – Tuanku Imam Bonjol, Indonesian religious and military leader (d. 1864)
- approximate date
- February 4 – Princess Victoria Charlotte of Anhalt-Zeitz-Hoym, Margravine of Brandenburg-Bayreuth (b. 1715)
- February 8 – Princess Augusta of Saxe-Gotha, Princess of Wales (b. 1719)
- February 11 – Caterina Sagredo Barbarigo, Venetian aristocrat and salon holder (b. 1715)
- February 18 – Count Johann Hartwig Ernst von Bernstorff, Danish statesman (b. 1712)
- February 20 – Princess Maria Theresia of Liechtenstein (b. 1694)
- March 21 – Jacques-Nicolas Bellin, French cartographer (b. 1703)
- March 22 – John Canton, English physicist (b. 1718)
- March 26 – Charles Pinot Duclos, French writer (b. 1704)
- March 27 – Taylor White, British judge (b. 1701)
- March 29 – Emanuel Swedenborg, Swedish philosopher and mathematician (b. 1688)
- April 28 – Johann Friedrich Struensee, Danish royal physician (b. 1737)
- May 1 – Gottfried Achenwall, German statistician (b. 1719)
- May 22 – Durastante Natalucci, Italian historian (b. 1687)
- June 15 – Louis-Claude Daquin, French composer (b. 1694)
- June 18
- June 22 – François-Vincent Toussaint, French writer most famous for Les Mœurs (The Manners) (b. 1715)
- August 31 – William Borlase, English naturalist (b. 1695)
- September 30 – James Brindley, British canal builder (b. 1716)
- October 7 – John Woolman, American Quaker preacher, abolitionist (b. 1720)
- October 8 – Jean-Joseph de Mondonville, French violinist, composer (b. 1711)
- October 14 – Benjamin Green, Canadian merchant and judge (b. 1713)
- October 16 – Ahmad Shah Durrani, Afghan founder of the Durrani Empire (cancer) (b. 1724)
- October 19 – Andrea Belli, Maltese architect, businessman (b. 1703)
- November 10 – Pedro Antonio Joaquim Correa da Serra Garção, Portuguese poet (b. 1724)
- November 18 – Madhavrao I, ruler of India (b. 1745)
- November 19 – William Nelson, American colonial governor of Virginia (b. 1711)
- December 7 – Martín Sarmiento, Spanish writer, scholar (b. 1695)
- Date unknown – Panna Cinka, Hungarian violinist (b. 1711)
- Sharma, Yuthika (2012). "From Miniatures to Monuments: Picturing Shah Alam's Delhi (1771-1806)". In Patel, Alka; Leonard, Karen (eds.). Indo-Muslim Cultures in Transition. Leiden: Brill. p. 111.
- Hening, William Walter. "Hening's Statutes at Large". Retrieved April 9, 2011.
- Chambers, George Frederick (1877). A Handbook of Descriptive Astronomy. Clarendon Press. p. 299.
- Mathes, W. Michael (1985). "The Camino Real: California's Mission Trail". Pioneer Trails West. Caxton Press. p. 82.
- "The Revenue Administration of Bengal, 1765-86", by R. B. Ramsbotham, in The Cambridge History of the British Empire, H. H. Dodwell, ed. (Cambridge University Press Archive, 1929) p413
- Samuel Fallows, Samuel Adams: A Character Sketch, with Anecdotes, Characteristics and Chronology (The University Association, 1898) p110
- Jaswant Lal Mehta, Advanced Study in the History of Modern India 1707-1813 (Sterling Publishers, 2005) p510
- Lewis L. LaskaThe Tennessee State Constitution: A Reference Guide (Greenwood Publishing Group, 1990) p1
- Williams, Hywel (2005). Cassell's Chronology of World History. Weidenfeld & Nicolson. p. 327. ISBN 0-304-35730-8.
- Price, A. Grenfell, ed. (1971). The Explorations of Captain James Cook in the Pacific, as Told by Selections of His Own Journals, 1768-1779. Courier Corporation. p. 107.
- "Papandayan". Global Volcanism Program. Smithsonian Institution. Retrieved September 9, 2010.
- Mellén Blanco, Francisco (1992). "Un diario inédito sobre la presencia española en Tahití (1774-1775)". Revista Española del Pacífico (in Spanish) (2): 109–182. Retrieved May 24, 2019 – via Cervantes Virtual.
- John T. Alexander, Catherine the Great: Life and Legend (Oxford University Press, 1989) p159
- "Anders Sparrman, 1748—1820", in Oceanographic History: The Pacific and Beyond, ed. by Keith R. Benson and Philip F. Rehbock (University of Washington Press, 2002) p230
- Roza, Greg (2009). The Nitrogen Elements: Nitrogen, Phosphorus, Arsenic, Antimony, Bismuth. The Rosen Publishing Group, Inc. pp. 7–8. ISBN 978-1-4358-5335-5.
- Pardo de Guevara y Valdés, Eduardo (October 23, 2002). "Fr. Martín Sarmiento (1695-1772)" (PDF). DSpace Home (in Spanish). Universidade da Coruña: 99. Retrieved May 24, 2019.