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|Centuries:||14th century – 15th century – 16th century|
|Decades:||1450s 1460s 1470s – 1480s – 1490s 1500s 1510s|
|Years:||1481 1482 1483 – 1484 – 1485 1486 1487|
|1484 by topic|
|Arts and science|
|Architecture - Art|
|State leaders - Sovereign states|
|Birth and death categories|
|Births - Deaths|
|Establishments and disestablishments categories|
|Establishments - Disestablishments|
|Art and literature|
|1484 in poetry|
|Ab urbe condita||2237|
|English Regnal year||1 Ric. 3 – 2 Ric. 3|
— to —甲辰年十二月十四日
|- Vikram Samvat||1540–1541|
|- Shaka Samvat||1406–1407|
|- Kali Yuga||4585–4586|
|- Ǹrí Ìgbò||484–485|
|Japanese calendar||Bunmei 16
|Juche calendar||N/A (before 1912)|
|Julian calendar||1484 MCDLXXXIV|
|Minguo calendar||428 before ROC
|Thai solar calendar||2027|
|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: Three-year truce between the kingdoms of England and Scotland 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.
Date unknown 
- 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 Brugge. Most merchants move to Antwerp, greatly contributing to its growth as an international trading center.
- The Imperial Army of Frederick III, Holy Roman Emperor is defeated by the Hungarians in the Battle of Leitzersdorf.
- January 1 – Huldrych Zwingli, Swiss religious reformer (d. 1531)
- January 17 – George Spalatin, German religious reformer (d. 1545)
- February 21 – Elector Joachim I of Brandenburg (d. 1535)
- March 4 – George, Margrave of Brandenburg-Ansbach (d. 1543)
- April 12 – Antonio da Sangallo the Younger, Italian architect (d. 1546)
- April 23 – Julius Caesar Scaliger, Italian humanist scholar (d. 1558)
- August 24 – Bartolomé de Las Casas, Spanish bishop in Mexico (d. 1566)
- November 29 – Joachim Vadian, Swiss humanist and reformer (d. 1551)
- November 7 – Jón Arason, The last Icelandic Catholic bishop (d. 1550)
- date unknown – Hosokawa Takakuni, Japanese military commander (d. 1531)
- March 4 – Saint Casimir, Prince of Poland (b. 1458)
- April 9 – Edward of Middleham, Prince of Wales (b. c. 1473)
- July 11 – Mino da Fiesole, Italian sculptor (b. c. 1429)
- August 12
- October 2 – Isabel of Cambridge, Countess of Essex, descendant of Edward III of England
- December – Premislav of Tost, Silesian ruler (b. 1425)
- date unknown