1672 (MDCLXXII) was a leap year starting on Friday of the Gregorian calendar and a leap year starting on Monday of the Julian calendar, the 1672nd year of the Common Era (CE) and Anno Domini (AD) designations, the 672nd year of the 2nd millennium, the 72nd year of the 17th century, and the 3rd year of the 1670s decade. As of the start of 1672, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.
|Ab urbe condita||2425|
|Balinese saka calendar||1593–1594|
|English Regnal year||23 Cha. 2 – 24 Cha. 2|
|Chinese calendar||辛亥年 (Metal Pig)|
4368 or 4308
— to —
壬子年 (Water Rat)
4369 or 4309
|- Vikram Samvat||1728–1729|
|- Shaka Samvat||1593–1594|
|- Kali Yuga||4772–4773|
|Japanese calendar||Kanbun 11|
|Julian calendar||Gregorian minus 10 days|
|Minguo calendar||240 before ROC|
|Thai solar calendar||2214–2215|
1798 or 1417 or 645
— to —
1799 or 1418 or 646
|Wikimedia Commons has media related to 1672.|
- March – The Synod of Jerusalem brings together bishops and representatives from the whole of Eastern Orthodox Christendom, to discuss Orthodox dogma against the challenge of Protestantism.
- March 15 – Charles II of England issues the Royal Declaration of Indulgence, suspending execution of Penal Laws against Protestant nonconformists and Roman Catholics in his realms; this will be withdrawn the following year under pressure from the Parliament of England.
- March 17 – Third Anglo-Dutch War: The Kingdom of England declares war on the Dutch Republic.
- April 8 – France declares war on the Dutch Republic, invading the country on April 29.
- May 2 – John Maitland becomes Duke of Lauderdale and Earl of March.
- June 1 – Münster and Cologne begin their invasion of the Dutch Republic; hence 1672 becomes known as het rampjaar ("the disaster year") in the Netherlands.
- June 7 – Third Anglo-Dutch War – Battle of Solebay: An indecisive sea battle results, between the Dutch Republic, and the joined forces of England and France.
- June 12 – French forces under king Louis XIV cross the Rhine into the Netherlands. The city of Utrecht is occupied by the French Army.
- July 4 – William III of Orange is appointed Stadtholder of Holland and Zeeland.
- August 20 – Johan de Witt, Grand Pensionary of Holland and his brother Cornelis de Witt are slaughtered by a mob in The Hague.
- September – Raimondo Montecuccoli and the Great Elector assemble at Halberstadt, to attack the French and the bishops of Münster and Cologne in their back. Bernard von Galen withdraws from the city of Groningen slowly to the south.
- October – Spain begins construction on the masonry fort that will become Castillo de San Marcos, designed to protect St. Augustine, Florida.
- October 18 – The Treaty of Buchach between the Ottoman Empire and the Polish-Lithuanian Commonwealth is signed.
- January 4 – Hugh Boulter, Irish Archbishop of Armagh (d. 1742)
- January 15 – Antoine Houdar de la Motte, French writer (d. 1731)
- February 13 – Étienne François Geoffroy, French chemist (d. 1731)
- February 26 – Antoine Augustine Calmet, French theologian (d. 1757)
- May 1 – Joseph Addison, English politician and writer (d. 1719)
- June 9 – Emperor Peter I of Russia (d. 1725)
- June 11 – Francesco Antonio Bonporti, Italian priest and composer (d. 1749)
- July 13 – Nicolás Salzillo, Spanish artist (d. 1727)
- August 2 – Johann Jakob Scheuchzer, Swiss scholar (d. 1733)
- September 8 – Nicolas de Grigny, French organist and composer (d. 1703)
- October 11 – Pylyp Orlyk, Ukrainian Zaporozhian Cossack starshina, diplomat (d. 1742)
- October 21 – Ludovico Antonio Muratori, Italian historian, scholar (d. 1750)
- date unknown – Ann Baynard, English natural philosopher (d. 1697)
- January – Denis Gaultier, French lutenist and composer (b. 1603)
- January 15 – John Cosin, English clergyman (b. 1594)
- January 21 – Adriaen van de Velde, Dutch painter (b. 1636)
- January 28 – Pierre Séguier, Chancellor of France (b. 1588)
- February 17 – Madeleine Béjart, French actress and theatre director (b. 1618)
- February 19 – Charles Chauncy, English-born president of Harvard College (b. 1592)
- February 28
- March – Archibald Armstrong, court jester to James I of England and Charles I of England
- March 4 – Luis Guillermo de Moncada, 7th Duke of Montalto, Spanish Catholic cardinal (b. 1614)
- March 8 – Thomas Tyrrell, English judge and politician (b. 1594)
- March 18 – Agneta Horn, Swedish writer (b. 1629)
- April 2
- April 4 – Henry Ernest, Count of Stolberg (b. 1593)
- April 13 – Marguerite of Lorraine, princess of Lorraine, duchess of Orléans (b. 1615)
- April 14
- April 17 – Gryzelda Konstancja Zamoyska, Polish noble (b. 1623)
- April 21 – Antoine Godeau, French bishop and poet (b. 1605)
- April 22 – Georg Stiernhielm, Swedish poet (b. 1598)
- April 26 – Lionel Lockyer, English alchemist, quack doctor (b. 1600)
- April 30 – Marie of the Incarnation, French foundress of the Ursuline Monastery in Quebec (b. 1599)
- May 5 – Samuel Cooper, English painter (b. 1609)
- May 8 – Jean-Armand du Peyrer, Comte de Tréville and French Officer (b. 1598)
- May 11 – Charles Seton, 2nd Earl of Dunfermline, English royalist (b. 1615)
- May 28
- June 7 – Willem Joseph van Ghent, Dutch admiral (b. 1626)
- June 14 – Matthew Wren, English politician (b. 1629)
- June 17 – Orazio Benevoli, Italian composer (b. 1605)
- June 27 – Roger Twysden, English antiquarian and royalist (b. 1597)
- July 3 – Francis Willughby, English biologist (b. 1635)
- July 21 – Captain John Underhill, English settler and soldier (b. 1597)
- August 2 – Amable de Bourzeys, French writer and academic (b. 1606)
- August 8 – Sir John Borlase, 1st Baronet, English politician (b. 1619)
- August 20
- September 9 – François-Joseph Bressani, Italian missionary (b. 1612)
- September 12 – Tanneguy Lefebvre, French classical scholar (b. 1615)
- September 14 – Henri Charles de La Trémoille, son of Henry de La Trémoille (b. 1620)
- September 16 – Anne Bradstreet, American colonial writer (b. c. 1612)
- October 8 – Johan Nieuhof, Dutch traveler who wrote about his journeys to Brazil (b. 1618)
- October 24 – John Webb, English architect (b. 1611)
- November 4 – Lucas van Uden, Dutch painter (b. 1595)
- November 6 – Heinrich Schütz, German composer (b. 1585)
- November 16 – Esaias Boursse, Dutch painter (b. 1631)
- November 19
- December 6
- King John II Casimir of Poland (b. 1609)
- Pedro Antonio Fernández de Castro, 10th Count of Lemos, Viceroy of Peru (b. 1632)
- December 7 – Richard Bellingham, Massachusetts colonial magistrate (b. 1592)
- December 8 – Johann Christian von Boyneburg, German politician (b. 1622)
- December 19 – Dorothea Diana of Salm, German noblewoman (b. 1604)
- December 21 – Charles Stanley, 8th Earl of Derby, English noble (b. 1628)
- December 30 – Hendrick Bloemaert, Dutch painter (b. 1601)
- date unknown – Semyon Dezhnyov, Pomor navigator (b. c.1605)
- Williams, Hywel (2005). Cassell's Chronology of World History. London: Weidenfeld & Nicolson. ISBN 0-304-35730-8.
- Palmer, Alan; Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 191–192. ISBN 0-7126-5616-2.
- Hutchings, Victoria (2005). Messrs Hoare, Bankers: a History of the Hoare Banking Dynasty.