Events

• Miracle of the Host
• Holland, Hainaut and Zeeland are inherited by emperor Louis IV of the Holy Roman Empire and becomes part of the imperial crown domain, until 1347.

Births

• March 25 - Blanche of Lancaster, wife of John of Gaunt (d. 1369)
• October 31 - King Fernando I of Portugal (died 1383)
• Agnès of Valois, daughter of John II of France (died 1349)
• Eleanor Maltravers, English noblewoman (died 1405)

Deaths

• March 25 - Henry, 3rd Earl of Lancaster, English politician (b. 1281)
• April 14 - Richard Aungerville, English writer and bishop (born 1287)
• September 16 - John IV, Duke of Brittany (born 1295)
• September 22 - Henry Plantagenet, 3rd Earl of Leicester (born 1281)
• November 13 - Constance of Penafiel, queen of Pedro I of Portugal (born 1323)
• Jacob van Artevelde, Flemish statesman (born 1290)
• Richard De Bury, English scholar (born 1281)
• Aedh mac Aedh Breifneach Ua Conchobair, King of Connacht

1345

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