1432

1432 (MCDXXXII) was a leap year starting on Tuesday of the Julian calendar, the 1432nd year of the Common Era (CE) and Anno Domini (AD) designations, the 432nd year of the 2nd millennium, the 32nd year of the 15th century, and the 3rd year of the 1430s decade. As of the start of 1432, the Gregorian calendar was 9 days ahead of the Julian calendar, which was the dominant calendar of the time.

• April – At the end of the Hook and Cod wars, Jacqueline, Countess of Hainaut and Holland is forced by Philip the Good, Duke of Burgundy, to abdicate all her estates in his favour; end of Hainaut and Holland as independent counties.
• June 1 – Battle of San Romano – Florence defeats Siena.
• Foundation of Université de Caen.

• January 15 – King Afonso V of Portugal (died 1481)
• March 30 – Mehmed II, Ottoman Sultan (died 1481)
• August 15 – Luigi Pulci, Italian poet (died 1484)
• date unknown
  • Pope Innocent VIII (died 1492)
  • Isabel of Coimbra, queen of Portugal (died 1455)
• probable – Alvise Cadamosto, Italian explorer (died 1488)

• January 22 – John of Schoonhoven, theologian (born 1356)
• May 5 – Francesco Bussone da Carmagnola, Italian adventurer (executed)
• June 29 – Janus of Cyprus (born 1375)
• October 19 – John de Mowbray, 2nd Duke of Norfolk, English politician (born 1392)
• date unknown – Gyaltsab Je, throne holder of the Gelug tradition of Buddhism (born 1364)