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|1374 by topic|
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|Births – Deaths|
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|Establishments – Disestablishments|
|Art and literature|
|1374 in poetry|
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- April 23 – In recognition of his services, Edward III of England grants the English writer Geoffrey Chaucer a gallon of wine a day, for the rest of his life.
- June 24 – The illness dancing mania begins in Aix-la-Chapelle (Aachen), possibly due to ergotism.
- November 25 – James of Baux succeeds his uncle, Philip II, as Prince of Taranto (now eastern Italy) and titular ruler of the Latin Empire (now northern Greece and western Turkey).
- King U of Goryeo ascends to the throne of Goryeo (now in Korea) after the assassination of King Gongmin.
- Leu Thai becomes King of Sukhothai (now in northern Thailand), after the death of King Lithai.
- Rao Biram Dev succeeds Rao Kanhadev as ruler of Marwar (now the Jodhpur district of India).
- Hasan succeeds his father, Shaikh Uvais, as ruler of the Jalayirid sultanate in present-day Iraq and western Iran. Hasan proves to be an unpopular ruler and is executed in the same year. Hasan's brother, Husain, succeeds him as ruler.
- Musa II succeeds his father, Mari Djata II, as Mansa of the Mali Empire (now Mali & Senegal).
- Robert de Juilly succeeds Raymond Berenger as Grand Master of the Knights Hospitaller.
- Princes from the Kingdom of Granada choose Abu al-Abbas Ahmad to succeed Muhammad as-Said, as Sultan of the Marinid Empire in Morocco. The Empire is split into the Kingdom of Fez and the Kingdom of Marrakech.
- The Château de Compiègne royal residence is built in France.
- A form of the Great Plague returns to Europe.
- April 11 – Roger Mortimer, 4th Earl of March, heir to the throne of England (d. 1398)
- November 26 – Yury Dmitrievich, Russian grand prince (d. 1434)
- date unknown
- March 12 – Emperor Go-Kōgon of Japan (b. 1338).
- June 5 or June 6 – William Whittlesey, Archbishop of Canterbury
- June 29 – Jan Milíč of Kroměříž, Czech priest and reformer
- July 19 – Petrarch, Italian poet (b. 1304)
- September – Joanna of Flanders, Duchess of Brittany (b. 1295)
- November 25 – Prince Philip II of Taranto
- December 1 – Magnus Ericson, king of Sweden (b. 1316)
- date unknown