Year 1464 was a leap year starting on Sunday (link will display the full calendar) of the Julian calendar.
Events of 1464
Jehan Lagadeuc writes a Breton-French-Latin dictionary called the Catholicon. It's the first French dictionary as well as the first Breton dictionary of world history, and it will be published in 1499.
- In China, a small rebellion occurs in the interior province of Huguang, during the Ming Dynasty; a subsequent rebellion springs up in Guangxi, where a rebellion of the Miao people and Yao people forces the Ming throne to respond by sending 30,000 troops (including 1,000 Mongol cavalry) to aid the 160,000 local troops stationed in the region to crush the rebellion that will end in 1466.
- Pope Pius II himself shoulders the cross of the Crusader.
- January - Desiderio da Settignano, Italian sculptor
- February 23 - Zhengtong Emperor of China (b. 1427)
- May 15 - Henry Beaufort, 3rd Duke of Somerset (executed) (b. 1436)
- May 17 - Thomas de Ros, 10th Baron de Ros, English politician (executed) (b. 1427)
- May 25 - Charles I, Count of Nevers (b. 1414)
- June 18 - Roger van der Weyden, Flemish painter
- August 1 - Cosimo de' Medici, ruler of Florence (b. 1389)
- August 11 - Nicholas of Cusa, German mathematician and astronomer (b. 1401)
- August 14 - Pope Pius II (b. 1405)
- November 23 - Blessed Margaret of Savoy (b. 1390)
- date unknown
- Tomaltach Oc O Gadra (killed in battle of Sliabh Lugha in Cluain Cárthaigh, now called Clooncara, Kilmovee)