Year 1473 (MCDLXXIII) was a common year starting on Friday (link will display the full calendar) of the Julian calendar.
February 12 – First complete printed edition of Avicenna's The Canon of Medicine (in Latin translation) published in Milan.
August 11 – Ottoman Sultan Mehmed II defeats the White Sheep Turkmens led by Uzun Hasan at the Battle of Otlukbeli.
Axayacatl, Aztec ruler of Tenochtitlan, invades the territory of the neighboring Aztec city of Tlatelolco. The ruler of Tlatelolco is killed and replaced by a military governor. Tlatelolco loses its independence.
Possible discovery of Bacalao (possibly Newfoundland, North America) by Didrik Pining and João Vaz Corte-Real.
The Almanach cracoviense ad annum 1474 is published.
The city walls and defensive moat are built in Celje, Slovenia.
Marsilio Ficino becomes a Catholic priest.
Recuyell of the Historyes of Troye is the first book to be printed in English by William Caxton
February 19 – Nicolaus Copernicus, astronomer and mathematician (d. 1543)
February 25 – Al-Mutawakkil Yahya Sharaf ad-Din, Imam of the Zaidi state in Yemen (d. 1555)
March 3 – Asakura Sadakage, 9th head of Asakura clan (d. 1512)
March 14 – Reinhard IV, Count of Hanau-Münzenberg (1500–1512) (d. 1512)
March 16 – Henry IV, Duke of Saxony (1539–1541) (d. 1541)
March 17 – King James IV of Scotland, King of Scots from 11 June 1488 to his death (d. 1513)
April 2 – John Corvinus, Hungarian noble (d. 1504)
July 4 – Matilda of Hesse, German noblewoman (d. 1505)
July 6 – James III of Cyprus, son of James II of Cyprus and Catherine Cornaro, king of Cyprus (d. 1474)
July 25 – Maddalena de' Medici, Italian noble (d. 1528)
August 14 – Margaret Pole, 8th Countess of Salisbury (d. 1541)
August 17 – Richard, Duke of York, one of the Princes in the Tower (d. 1483)
August 25 – Margaret of Münsterberg, Silesian princess of the house Münsterberg, by marriage, Duchess of Anhalt (d. 1530)
September 2 – Ercole Strozzi, Italian poet (d. 1508)
September 23 – Thomas Lovett III, High Sheriff of Northamptonshire (d. 1542)
September 24 – Georg von Frundsberg, German Knight and landowner (d. 1528)
October 26 – Friedrich of Saxony (d. 1510)
date unknown – Thomas Howard, 3rd Duke of Norfolk, Tudor politician (d. 1555)
probable
Jean Lemaire de Belges, Walloon poet and historian (d. 1525)
Edward of Middleham, Prince of Wales, only son of Richard III of England (d. 1484)
January 24 – Conrad Paumann, German composer (b. c. 1410)
February 23 – Arnold, Duke of Gelderland (b. 1410)
April 3 – Alessandro Sforza, Italian condottiero (b. 1409)
May 8 – John Stafford, 1st Earl of Wiltshire, English politician (b. 1420)
July 10 – James II of Cyprus (b. c. 1440)
December 24 – John Cantius, Polish scholar and theologian (b. 1390)
date unknown
Jean Jouffroy, French prelate and diplomat (b. c. 1412)
Hosokawa Katsumoto, Japanese nobleman (b. 1430)
Nicholas I, Duke of Lorraine (b. 1448)
Sigismondo Polcastro, Paduan physician and natural philosopher (b. 1384)
Yamana Sōzen, Japanese daimyo and monk (b. 1404)
probable – Patriarch Gennadios II of Constantinople (b. c. 1400)
1473 Wikipedia (Text) CC BY-SA