1630 (MDCXXX) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1630th year of the Common Era (CE) and Anno Domini (AD) designations, the 630th year of the 2nd millennium, the 30th year of the 17th century, and the 1st year of the 1630s decade. As of the start of 1630, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.
|Ab urbe condita||2383|
|Balinese saka calendar||1551–1552|
|English Regnal year||5 Cha. 1 – 6 Cha. 1|
|Chinese calendar||己巳年 (Earth Snake)|
4326 or 4266
— to —
庚午年 (Metal Horse)
4327 or 4267
|- Vikram Samvat||1686–1687|
|- Shaka Samvat||1551–1552|
|- Kali Yuga||4730–4731|
|Japanese calendar||Kan'ei 7|
|Julian calendar||Gregorian minus 10 days|
|Minguo calendar||282 before ROC|
|Thai solar calendar||2172–2173|
1756 or 1375 or 603
— to —
1757 or 1376 or 604
|Wikimedia Commons has media related to 1630.|
- February 19 – Born of The Great Maratha King Chhatrapati Shivaji Maharaja at Shivneri Fort in Pune, Maharshtra
- February 22 – Native American Quadequine introduces popcorn to English colonists.
- March – Fedorovych Uprising: Zaporozhian Cossacks rebel against the Polish–Lithuanian Commonwealth, and occupy a large part of present day Ukraine. After a number of indecisive skirmishes with a Polish army sent to pacify the region, the Treaty of Pereyaslav is signed, ending the uprising.
- March 3 – A fleet sent by the Dutch West India Company captures Recife from the Portuguese, establishing Dutch Brazil.
- March 9 – The 1630 Crete earthquake occurs.
- April 8 – Puritan migration to New England (1620-1640) – Winthrop Fleet: The ship Arbella and three others set sail from the Solent in England, with 400 passengers under the leadership of John Winthrop, headed for the Massachusetts Bay Colony in America; seven more, with another 300 aboard, follow in the next few weeks.
- June – Scottish-born Presbyterian (and former physician) Alexander Leighton is brought before Archbishop William Laud's Star Chamber court in London for publishing the seditious pamphlet An Appeale to the Parliament, or, Sions Plea Against the Prelacy, an attack on Anglican bishops (printed in the Netherlands, 1628). He is sentenced to be pilloried and whipped, have his ears cropped, one side of his nose slit, and his face branded with "SS" (for "sower of sedition"), to be imprisoned, and be degraded from holy orders.
- June 6 – Swedish warships depart from Stockholm, Sweden for Central Europe.
- June 14 – Passengers of the Arbella, including Anne Bradstreet, America's first poet of significance, finally set foot in the New World at Salem, Massachusetts.
- July – The Italian plague of 1629–31 reaches Venice.
- July 6
- July 9 – Thirty Years' War: Stettin is taken by Swedish forces.
- July 18 – War of the Mantuan Succession: Mantua is sacked by an army of the Holy Roman Empire, led by Count Johann von Aldringen.
- July 30 – John Winthrop helps in founding a church in Massachusetts, which will later become known as First Church in Boston.
- August – Thirty Years' War: As a result of heavy pressure from the Prince-electors, Ferdinand II, Holy Roman Emperor, dismisses general Albrecht von Wallenstein from command of the Imperial Army.
- September 4 – Thirty Years' War: the Treaty of Stettin is signed by Sweden and the Duchy of Pomerania, forming a close alliance between them, as well as giving Sweden full military control over Pomerania.
- September 17 (September 7 Old Style) – The settlement of Boston, Massachusetts Bay Colony is founded.
- September 24 – The first ship of de Sauce's emigrants arrive at Southampton Hundred, on the James River in Virginia.
- October 13 – War of the Mantuan Succession: the Peace of Regensburg is signed. Charles Gonzaga is confirmed as Duke of Mantua.
- November 10–11 – Day of the Dupes: Marie de' Medici unsuccessfully attempts to oust Cardinal Richelieu from the French Court.
- Paramaribo (now in Suriname) is first settled by the English.
- The Deccan Famine of 1630–32 in India begins; it will kill some two million.
- In the Mughal Empire, Shah Jahan's Pearl Mosque at Lahore Fort is consecrated (completed 1635).
- The central square of Covent Garden in London is laid out, and a market begins to develop there.
- Johann Heinrich Alsted's Encyclopaedia septem tomis distincta is published.
- January 3 – Herbert Westfaling, English politician (d. 1705)
- January 5 – Manuel da Câmara III, Portuguese noble (d. 1673)
- January 8 – Fernando de Valenzuela, 1st Marquis of Villasierra, Spanish noble (d. 1692)
- January 10 – Edward Blaker, English politician (d. 1678)
- January 11
- January 13 – Ōta Suketsugu, Japanese daimyō (d. 1685)
- January 16 – Guru Har Rai, Sikh Guru (d. 1661)
- January 18 – Andrew Balfour, Scottish doctor (d. 1694)
- January 20 – Philip Florinus of Sulzbach, Austrian field marshal (d. 1703)
- January 25 – Louis VI, Landgrave of Hesse-Darmstadt (1661–1678) (d. 1678)
- January 27 – Job Adriaenszoon Berckheyde, Dutch painter (d. 1693)
- February 8 – Pierre Daniel Huet, French churchman and scholar (d. 1721)
- February 12 – Cornelis Bisschop, Dutch painter (d. 1674)
- February 16 – Jan Vermeer van Utrecht, Dutch painter (d. 1696)
- February 19 – Shivaji, founder of the Maratha Empire, India (d. 1680)
- February 20 (bapt.) – Josefa de Óbidos, Spanish artist (d. 1684)
- March 23 – Ignace Cotolendi, French bishop (d. 1662)
- March 24 – José Saenz d'Aguirre, Spanish Catholic cardinal (d. 1699)
- March 25 – Thierry Beschefer, French Jesuit missionary (d. 1711)
- March 28 – Silvestro Valiero, Doge of Venice (d. 1700)
- April 1 – Jacob Boreel, Dutch diplomat and politician (d. 1697)
- April 7 – Ulrik Christian Gyldenløve, commander-in-chief of the Danish army (d. 1658)
- April 16 – Lambert van Haven, Danish architect (d. 1695)
- April 21 – Pieter Gerritsz van Roestraten, Dutch painter (d. 1700)
- April 28 – Charles Cotton, English poet and writer (d. 1687)
- May 3
- May 4 – Hendrik Schoock, Dutch painter (d. 1707)
- May 6 – Johan Hadorph, Swedish director-general of the Central Board of National Antiquities (d. 1693)
- May 12 – Jean-Baptiste de Santeul, French writer (d. 1697)
- May 17 – John Howe, English Puritan theologian (d. 1705)
- May 29 – King Charles II of England, Scotland, and Ireland (d. 1685)
- June 1 – Carlo Barberini, Italian Catholic cardinal (d. 1704)
- June 4 – Jacques Rousseau, French painter (d. 1693)
- June 7 – John Talbot of Lacock, English politician and general (d. 1714)
- June 8 – Wolf Caspar von Klengel, German architect in Saxony (d. 1691)
- June 10 – Willem van Bemmel, Dutch Golden Age painter (d. 1708)
- June 24 – Henry Cavendish, 2nd Duke of Newcastle, English politician (d. 1691)
- July 22 – Madame de Brinvilliers, French murderer (d. 1676)
- August 1 – Thomas Clifford, 1st Baron Clifford of Chudleigh, English statesman (d. 1673)
- August 2 – Estephan El Douaihy, Lebanese Maronite Patriarch, historian (d. 1704)
- August 20 or August 27 – Maria van Oosterwijck, Dutch Golden Age painter (d. 1693)
- August 22 – Guy Aldonce de Durfort de Lorges, French noble, soldier (d. 1702)
- August 27 – Thomas Risley, Presbyterian minister (d. 1716)
- September 6 – Thomas Hele, English politician (d. 1665)
- September 17 – Ranuccio II Farnese, Duke of Parma from 1646 until his death (d. 1694)
- September 25 – Pierre Cally, French philosopher and theologian (d. 1709)
- September 27 – Michael Willmann, German painter (d. 1706)
- October 2 – Henry Caesar, English politician (d. 1668)
- October 8 – Henry Bull, English politician (d. 1692)
- October 10 – Thomas Lawson, British botanist (d. 1691)
- October 14 – Sophia of Hanover, heir to the throne of Great Britain (d. 1714)
- October 18 – Henry Powle, English politician (d. 1692)
- October – John Tillotson, Archbishop of Canterbury (d. 1694)
- November 8 – Robert Bertie, 3rd Earl of Lindsey, English noble (d. 1701)
- November 12 – Catherine Duchemin, French flower and fruit painter (d. 1698)
- November 16 – Edvard Edvardsen, Norwegian historian and educator (d. 1695)
- November 17 – Hachisuka Mitsutaka, Japanese daimyō who ruled the Tokushima Domain (d. 1666)
- November 18 – Eleonora Gonzaga, Queen consort of Ferdinand III, Holy Roman Emperor (d. 1686)
- November 24 – Étienne Baluze, French scholar (d. 1718)
- November 27 – Sigismund Francis, Archduke of Austria, ruler of Further Austria including Tyrol (1662-1665) (d. 1665)
- December 5 – Sophie Augusta of Holstein-Gottorp, Regent of Anhalt-Zerbst (d. 1680)
- December 12 – Olaus Rudbeck, Swedish architect (d. 1702)
- December 14 – Horatio Townshend, 1st Viscount Townshend, English viscount (d. 1687)
- December 16 – Mary Somerset, Duchess of Beaufort, British botanist (d. 1715)
- December 28 – Ludolf Bakhuizen, Dutch painter (d. 1708)
- January 26 – Henry Briggs, English mathematician (b. 1556)
- February 12 – Fynes Moryson, English traveler and writer (b. 1566)
- February 26 – William Brade, English composer (b. 1560)
- April 2 – George Talbot, 9th Earl of Shrewsbury, English earl (b. 1566)
- April 10 – William Herbert, 3rd Earl of Pembroke, English noble, courtier and patron of the arts (b. 1580)
- April 17 – Christian I, Prince of Anhalt-Bernburg, German prince of the House of Ascania (b. 1568)
- April 19 – Anne Howard, Countess of Arundel, English countess and poet (b. 1557)
- April 22 – Agostino Ciampelli, Italian painter (b. 1565)
- April 29 – Agrippa d'Aubigné, French poet and soldier (b. 1552)
- May 17 – Dorothea Flock, German alleged witch (b. 1608)
- May 30 – Emanuel Scrope, 1st Earl of Sunderland, English noble (b. 1584)
- June 25 – Jacob Ulfeldt, Danish politician (b. 1567)
- July 26 – Charles Emmanuel I, Duke of Savoy (b. 1562)
- August 11 – Thomas Walsingham, English spymaster (b. 1561)
- August 22 – Giulio Mancini, Italian papal physician (b. 1559)
- September 5 – Nicolaus Mulerius, Dutch astronomer and medical academic (b. 1564)
- September 17 – Thomas Lake, English statesman (b. 1567)
- September 18 – Melchior Klesl, Austrian cardinal and statesman (b. 1552)
- September 20 – Claudio Saracini, Italian composer (b. 1586)
- September 22 – Yuan Chonghuan, Chinese politician, military general and writer (b. 1584)
- September 24 – Charles Günther, Count of Schwarzburg-Rudolstadt (b. 1576)
- September 25 – Ambrogio Spinola, 1st Marquis of the Balbases, Italian general (b. 1569)
- October 10 – John Heminges, English actor (b. 1566)
- October 22 – Jerónima de la Asunción, Spanish founder of the Monastery of Santa Clara (b. 1555)
- November 15 – Johannes Kepler, German astronomer (b. 1571)
- November 9 – Tōdō Takatora, Japanese daimyo (b. 1556)
- November 18 – Esaias van de Velde, Dutch painter (b. 1587)
- November 19
- November 29 – Teodósio II, Duke of Braganza (b. 1568)
- December 11 – Franciscus Dousa, Dutch classical scholar (b. 1577)
- December 19 – Orazio Riminaldi, Italian painter (b. 1593)
- approx. date – Adam Haslmayr, Austrian commentator on the Rosicrucian Manifestos (b. c. 1560)
- Condick, Frances (2004). "Leighton, Alexander (c.1570–1649)". Oxford Dictionary of National Biography (Online ed.). doi:10.1093/ref:odnb/16395. Retrieved March 20, 2013. (subscription or UK public library membership required)
- "Historical note". Archives Guide - Town of Boston. City of Boston. Archived from the original on April 20, 2013. Retrieved 2013-03-20.
- Schiavone, Michael J. (2009). Dictionary of Maltese Biographies Vol. 1 A–F. Pietà: Pubblikazzjonijiet Indipendenza. p. 756. ISBN 9789993291329.