Year 1509 (MDIX) was a common year starting on Monday of the Julian calendar.
Events
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January–March
April–June
- April 17 – In Venice, the envoy of the French king Louis XII delivers the declaration of war to the Venetian doge Leonardo Loredan, thus marking the official beginning of the War of the League of Cambrai.
- April 21 – Henry VIII becomes King of England on the death of his father, Henry VII.
- April 27 – Pope Julius II places Venice under interdict and excommunication for refusing to cede part of Romagna to papal control.
- May 2 – Juan Ponce de León obtains authorization to bring his family from Spain to his home in the Casa de Contratación in Caparra, Puerto Rico.
- May 9
- The French army under the command of Louis XII crosses the Adda River at Cassano d'Adda.
- The Venetians, encamped around the town of Treviglio, move south towards the Po River in search of better positions.
- May 14 – Battle of Agnadello: French forces defeat the Venetians. The League of Cambrai occupies Venice's mainland territories.
- May 17 – Venice made an effort to appease the emperor Maximilian I by offering various political and territorial concessions, but the effort failed.
- June 11
- Henry VIII marries Catherine of Aragon.
- Luca Pacioli's De divina proportione, concerning the golden ratio, is published in Venice, with illustrations by Leonardo da Vinci.
- June 19 – Brasenose College, Oxford, is founded by a lawyer, Sir Richard Sutton, of Prestbury, Cheshire, and the Bishop of Lincoln, William Smyth.
- June 24 – King Henry VIII and Queen Consort Catherine of Aragon are crowned.
July–September
October–December
Date unknown
- Erasmus writes his most famous work, In Praise of Folly.
- St Paul's School, London is founded by John Colet, Dean of St Paul's Cathedral.
- Royal Grammar School, Guildford, England, is founded under the will of Robert Beckingham.
- Queen Elizabeth's Grammar School, Blackburn, England, is founded as a grammar school for boys.
- Georg Tannstetter is appointed by Maximilian I as the Professor of Astronomy at the University of Vienna.
- Johannes Pfefferkorn writes his fourth and fifth pamphlets condemning the Jewish faith and people, Das Osterbuch and Der Judenfeind.
- Basil Solomon becomes Syriac Orthodox Maphrian of the East.
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Births
- January 2 – Henry of Stolberg, German nobleman (d. 1572)
- January 3 – Gian Girolamo Albani, Italian Catholic cardinal (d. 1591)
- January 25 – Giovanni Morone, Italian Catholic cardinal (d. 1580)
- February 2 – John of Leiden, Dutch Anabaptist leader (d. 1536)
- February 10 – Vidus Vidius, Italian surgeon and anatomist (d. 1569)
- March 25 – Girolamo Dandini, Italian Cardinal
- March 27 – Wolrad II, Count of Waldeck-Eisenberg, German nobleman (d. 1578)
- April 23 – Afonso of Portugal, Portuguese Roman Catholic cardinal (d. 1540)
- July 4 – Magnus III of Mecklenburg-Schwerin, German Lutheran bishop of the Prince-Bishopric of Schwerin (d. 1550)
- July 10 – John Calvin, French religious reformer (d. 1564)
- July 25 – Philip II, Count of Nassau-Saarbrücken, German nobleman (d. 1554)
- August 3 – ÃÂtienne Dolet, French scholar and printer (d. 1546)
- August 7 – Joachim I, Prince of Anhalt-Dessau, German prince (d. 1561)
- August 25 – Ippolito II d'Este, Italian cardinal and statesman (d. 1572)
- October 20 – Arthur Stewart, Duke of Rothesay, Scottish prince (d. 1510)
- November 4 – John, Duke of Münsterberg-Oels, Polish-German nobleman (d. 1565)
- November 7 – Bernardino Telesio, Italian philosopher and natural scientist (d. 1588)
Date unknown
Deaths
- January – Adam Kraft, German sculptor and architect (b. circa 1460)
- January 27 – John I, Count Palatine of Simmern, German nobleman (b. 1459)
- March 14 – Giovanni Antonio Sangiorgio, Italian cardinal (b. unknown)
- April 21 – Henry VII of England, King of England and Lord of Ireland (b. 1457)
- April 27 – Margaret of Brandenburg, German abbess of the Poor Clares monastery at Hof (b. 1453)
- May 28 – Caterina Sforza, Italian countess of Forlì (b. 1463)
- June 29 – Margaret Beaufort, Countess of Richmond and Derby, mother of Henry VII of England (b. 1443)
- July 11 – William II, Landgrave of Hesse, German nobleman (b. 1469)
- July 16
- Joao da Nova, Portuguese explorer (b. 1460)
- Mikalojus Radvila the Old, Lithuanian nobleman (b. circa 1450)
- July 28 – Ignatius Noah of Lebanon, Syriac Orthodox patriarch of Antioch (b. 1451).
- December 1 – Lê Uy Mục, 8th king of the later Lê Dynasty of Vietnam (b. 1488)
Date unknown
References
Sources