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|Ab urbe condita||2237|
|Balinese saka calendar||1405–1406|
|English Regnal year||1 Ric. 3 – 2 Ric. 3|
|Chinese calendar||癸卯年 (Water Rabbit)|
4180 or 4120
— to —
甲辰年 (Wood Dragon)
4181 or 4121
|- Vikram Samvat||1540–1541|
|- Shaka Samvat||1405–1406|
|- Kali Yuga||4584–4585|
|Japanese calendar||Bunmei 16|
|Minguo calendar||428 before ROC|
|Thai solar calendar||2026–2027|
1610 or 1229 or 457
— to —
1611 or 1230 or 458
|Wikimedia Commons has media related to 1484.|
- March 26 – William Caxton, the first printer of books in English, prints his translation of Aesop's Fables.
- May 14 – Charles VIII of France (Charles l'Affable) is crowned.
- July 6 – Portuguese sea captain Diogo Cão finds the mouth of the Congo River.
- July 22 – Battle of Lochmaben Fair: A 500-man raiding party led by Alexander Stewart, Duke of Albany, and James Douglas, 9th Earl of Douglas, is defeated by forces loyal to Albany's brother James III of Scotland; Douglas is captured.
- August 29 – Pope Innocent VIII succeeds Pope Sixtus IV, as the 213th pope.
- September 21 – Treaty of Nottingham: A three-year truce between the kingdoms of England and Scotland is signed.
- December 5 – Pope Innocent VIII issues the Papal bull Summis desiderantes affectibus, giving the inquisition a mission to hunt heretics and witches in Germany, led by Heinrich Kramer and Jacob Sprenger.
- The first sugar mill becomes operational in the Gran Canaria.
- The first cuirassier units (kyrissers) are formed in Austria.
- The King of Portugal appoints a commission of mathematicians to perfect tables, to help seamen find their latitude.
- Maximilian I, Duke of Burgundy, orders foreign merchants to leave Bruges. Most merchants move to Antwerp, greatly contributing to its growth as an international trading center.
- Battle of Leitzersdorf: The Imperial Army of Frederick III, Holy Roman Emperor is defeated by the Hungarians.
- January 1 – Huldrych Zwingli, Swiss religious reformer (d. 1531)
- January 17 – George Spalatin, German religious reformer (d. 1545)
- February 21 – Joachim I Nestor, Elector of Brandenburg (1499–1535) (d. 1535)
- March 4 – George, Margrave of Brandenburg-Ansbach (d. 1543)
- April 12
- April 23 – Julius Caesar Scaliger, Italian humanist scholar (d. 1558)
- June 25 – Bartholomeus V. Welser, German banker (d. 1561)
- July 11 – Ottaviano de' Medici, Italian politician (d. 1546)
- November 29 – Joachim Vadian, Swiss humanist and reformer (d. 1551)
- December 13 – Paul Speratus, German Lutheran (d. 1551)
- date unknown – Hosokawa Takakuni, Japanese military commander (d. 1531)
- date unknown – Luisa de Medrano, Spanish scholar (d. 1527)
- March 4 – Saint Casimir, Prince of Poland (b. 1458)
- March 5 – Elisabeth of Bavaria, Electress of Saxony (b. 1443)
- April 9 – Edward of Middleham, Prince of Wales (b. c. 1473)
- May 1 – Adalbert of Saxony, Administrator of Mainz (1482–1484) (b. 1467)
- July 11 – Mino da Fiesole, Italian sculptor (b. c. 1429)
- July 14 – Federico I Gonzaga, Marquess of Mantua (1478–1484) (b. 1441)
- August 12 – Pope Sixtus IV (b. 1414)
- August 20 – Ippolita Maria Sforza, Italian noble (b. 1446)
- October 2 – Isabel of Cambridge, Countess of Essex (b. 1409)
- December – Premislav of Tost, Silesian ruler (b. 1425)
- date unknown