|Centuries:||16th century – 17th century – 18th century|
|Decades:||1620s 1630s 1640s – 1650s – 1660s 1670s 1680s|
|Years:||1648 1649 1650 – 1651 – 1652 1653 1654|
|1651 by topic:|
|Arts and Science|
|Architecture - Art - Literature - Music - Science|
|Lists of leaders|
|Colonial governors - State leaders|
|Birth and death categories|
|Births - Deaths|
|Establishments and disestablishments categories|
|Establishments - Disestablishments|
|Ab urbe condita||2404|
|English Regnal year||2 Cha. 2 – 3 Cha. 2
|Chinese calendar||庚寅年 (Metal Tiger)
4347 or 4287
— to —
辛卯年 (Metal Rabbit)
4348 or 4288
|- Vikram Samvat||1707–1708|
|- Shaka Samvat||1573–1574|
|- Kali Yuga||4752–4753|
|Japanese calendar||Keian 4
|Julian calendar||Gregorian minus 10 days|
|Minguo calendar||261 before ROC
|Thai solar calendar||2193–2194|
|Wikimedia Commons has media related to 1651.|
1651 (MDCLI) was a common year starting on Sunday (dominical letter A) of the Gregorian calendar and a common year starting on Wednesday (dominical letter E) of the Julian calendar, the 1651st year of the Common Era (CE) and Anno Domini (AD) designations, the 651st year of the 2nd millennium, the 51st year of the 17th century, and the 2nd year of the 1650s decade. Note that the Julian day for 1651 is 10 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.
- January 1 – Charles II is crowned King of Scots at Scone (his first crowning).
- February 22 – St. Peter's Flood – First storm tide in the North Sea strikes the coast of Germany, drowning thousands. The island of Juist is split in half and the western half of Buise is probably washed away.
- March 4–5 – St. Peter's Flood – Another storm tide in the North Sea strikes the Netherlands, flooding Amsterdam.
- June 28–30 – Battle of Berestechko in the Ukraine: The army of the Polish–Lithuanian Commonwealth defeats the Zaporozhian Cossacks in one of the biggest land battles of the century, with some 205,000 troops in the field.
- July 20 – Battle of Inverkeithing in Scotland: The English Parliamentarian New Model Army under Major-General John Lambert defeats a Scottish Covenanter army acting on behalf of Charles II, led by Sir John Brown of Fordell.
- September 3 – English Civil War – Battle of Worcester: the future King Charles II of England is defeated in the last major battle of the war.
- October – An English diplomatic team headed by Oliver St John goes to The Hague to negotiate an alliance between the Commonwealth of England and the Dutch Republic.
- October 14 – Laws are passed in Massachusetts forbidding poor people from adopting excessive styles of dress.
- October 15 – Escape of Charles II to France.
- December 17 – Castle Cornet in Guernsey, the last stronghold which had supported the King in the Third English Civil War, surrenders.
- The Keian Uprising fails in Japan.
- Madanmohan-jiu Temple built at Samta (India), a village in the Howrah district of West Bengal.
- January 3 – Henry Booth, 1st Earl of Warrington, English politician (d. 1694)
- January 9 – Petronio Franceschini, Italian Baroque composer (d. 1680)
- January 18 – William Coddington, Jr., Rhode Island colonial governor (d. 1689)
- January 19 – Johannes Wolfgang von Bodman (d. 1691)
- January 20 – Edward Tyson, British scientist (d. 1708)
- February 2 – William Phips, first royal governor of the Province of Massachusetts Bay (d. 1695)
- February 9 – Procopio Cutò, French entrepreneur (d. 1727)
- February 11 – Sir Ralph Assheton, 2nd Baronet, of Middleton, English politician (d. 1716)
- February 11 – Anne Scott, 1st Duchess of Buccleuch, wealthy Scottish peeress (d. 1732)
- February 21 – Silvius II Frederick, Duke of Württemberg-Oels (d. 1697)
- February 25 – Quirinus Kuhlmann, German Baroque poet and mystic (d. 1689)
- February 26 – Pieter van der Hulst, Dutch painter (d. 1727)
- March 4 – John Somers, 1st Baron Somers, Lord Chancellor of England (d. 1716)
- March 31 – Karl II, Elector Palatine (d. 1685)
- April 2 – Fabrizio Paolucci, Catholic cardinal (d. 1726)
- April 6 – André Dacier, French classical scholar (d. 1722)
- April 10 – Ehrenfried Walther von Tschirnhaus, German mathematician (d. 1708)
- April 17 – Giuseppe Archinto, Cardinal Archbishop of Milan (d. 1712)
- April 21 – Blessed Joseph Vaz, Apostle of Ceylon (d. 1711)
- April 30 – Jean-Baptiste de la Salle, French educational reformer (d. 1719)
- May 17 – Jacques Gravier, French Jesuit missionary in the New World (d. 1708)
- May 27 – Louis-Antoine, Cardinal de Noailles (d. 1729)
- June 6 – Willem van Ingen, Dutch painter (d. 1708)
- June 10 – Alexander Edward, Scottish landscape architect (d. 1708)
- June 21 – William VII, Landgrave of Hesse-Kassel (d. 1670)
- July 4 – Honoratus a Sancta Maria, French Discalced Carmelite (d. 1729)
- July 12 – Margaret Theresa of Spain (d. 1673)
- July 22 – Ferdinand Tobias Richter, composer (d. 1711)
- July 26 – Jacques Bigot (Jesuit), Jesuit priest, missionary to the Abenakis in Canada (d. 1711)
- August 6 – François Fénelon, Archbishop of Cambrai (d. 1715)
- August 6 – Carl Gustav Rehnskiöld, Swedish Field Marshal (d. 1722)
- August 13 – Balthasar Permoser, German sculptor (d. 1732)
- August 25 – François Baert, Jesuit hagiographer (d. 1719)
- September 1 – Nataliya Kyrillovna Naryshkina, Tsaritsa of Russia (d. 1694)
- September 2 – Zubdat-un-Nissa, Mughal princess, daughter of Emperor Aurangzeb (d. 1707)
- September 5 – William Dampier, Explorer (d. 1715)
- September 6 – Aoyama Tadao, Daimyo (d. 1685)
- September 16 – Engelbert Kaempfer, German physician and traveler (d. 1716)
- September 26 – Francis Daniel Pastorius, founder of Germantown (d. 1720)
- October 21 – Jean Bart, French admiral (d. 1702)
- October 24 – Jean de La Chapelle, French writer and dramatist (d. 1723)
- October 26 – Perizonius, Dutch linguist (d. 1715)
- November 1 – Jean-Baptiste Colbert, Marquis de Seignelay, French politician (d. 1690)
- November 12 – Juana Inés de la Cruz, Mexican nun, writer and poet (d. 1695)
- December 25 – Pedro Manuel Colón de Portugal (d. 1710)
- December 28 – Johann Krieger, German composer and organist (d. 1735)
- date unknown – Gorgin Khan, Persian Governor of Kandahar (d. 1709)
- April 7 – Lennart Torstenson, Swedish soldier and engineer (b. 1603)
- May 26 – Jeane Gardiner, British woman executed for witchcraft in Bermuda
- August 20 – Jeremi Wiśniowiecki, Polish nobleman (b. 1612)
- September 3 – Kösem Sultan, regent of the Ottoman Empire (b. c.1590)
- September 27 – Maximilian I, Elector of Bavaria (b. 1573)
- October 7 – Jacques Sirmond, French Jesuit scholar (b. 1559)
- October 25 – Saint Job of Pochayiv, Ukrainian Orthodox Christian saint (b. 1551)
- November 20 – Mikołaj Potocki, Polish soldier (b. 1595)
- November 26 – Henry Ireton, English Civil War leader (b. 1611)
- December 14 – Pierre Dupuy, French scholar (b. 1582)
- December 18 – William Brabazon, 1st Earl of Meath (b. 1580)
- date unknown – Marubashi Chūya and Yui Shōsetsu (b. 1605), Japanese rebels