|Ab urbe condita||2147|
|Balinese saka calendar||1315–1316|
|English Regnal year||17 Ric. 2 – 18 Ric. 2|
|Chinese calendar||癸酉年 (Water Rooster)|
4090 or 4030
— to —
甲戌年 (Wood Dog)
4091 or 4031
|- Vikram Samvat||1450–1451|
|- Shaka Samvat||1315–1316|
|- Kali Yuga||4494–4495|
|Japanese calendar||Meitoku 5 / Ōei 1|
|Minguo calendar||518 before ROC|
|Thai solar calendar||1936–1937|
1520 or 1139 or 367
— to —
1521 or 1140 or 368
|Wikimedia Commons has media related to 1394.|
- February 28 – Richard II of England grants Geoffrey Chaucer 20 pounds a year for life, for his services as a diplomat and Clerk of The King's Works.
- June 11 – The Venetians take over possession of Argos, from Despot Theodore I Palaiologos.
- September 17 – King Charles VI of France orders the expulsion of all Jews from France.
- September 28 – Antipope Benedict XIII is elected to succeed Antipope Clement VII.
- October 10 – Battle of Karanovasa: Wallachia (now southern Romania) resists an invasion by the Ottomans, and their Serb and Bulgarian vassals.
- November 29 – The capital city of the Joseon Dynasty (in present-day Korea) is moved from Gaegyeong (now Gaeseong) to Hanseong (now Seoul).
- The Ottomans conquer Thessaly (now eastern Greece) and begin an eight-year siege of Constantinople, in the Byzantine Empire. In the same year, they begin building the Anadoluhisarı fortress to defend themselves during the siege.
- Ashikaga Yoshimitsu retires as shōgun of Japan, and is succeeded by his son, Ashikaga Yoshimochi.
- Gyeongbokgung Palace and the Jongmyo royal ancestral shrine are built in Hanseong (now Seoul).
- After the death of Sultan Mahmud II, civil war breaks out in the Delhi Sultanate, splitting the state between east and west.
- Battle of Ros-Mhic-Thriúin: The Kingdom of Leinster, led by King Art mac Art MacMurrough-Kavanagh, defeats an invading army from England, led by King Richard II of England and Roger Mortimer, 4th Earl of March.
- Ştefan I succeeds Roman I, as Prince of Moldavia (now Moldova and eastern Romania).
- Abu Zayyan II succeeds his brother, Abul Hadjdjadj I, as ruler of the Abdalwadid Dynasty in present-day eastern Algeria.
- Abd al-Aziz II succeeds Abu al-Abbas Ahmad II, as ruler of the Hafsid Dynasty in present-day Tunisia.
- The Allgäuer Brauhaus brewery is founded in present-day Germany.
- The Hongwu Emperor of the Ming dynasty in China orders the Ministry of Public Works to issue a public notice, that every 100 households in the lijia system are to set aside 2 mu (1,390 m2) of land, for planting mulberry and jujube trees.
- March 4 – Prince Henry the Navigator, Portuguese patron of exploration (d. 1460)
- June 4 – Philippa of England, Queen of Denmark, Norway and Sweden (d. 1430)
- July 12 – Ashikaga Yoshinori, Japanese shōgun (d. 1441)
- July 25 – James I of Scotland (d. 1437)
- November 24 – Charles, Duke of Orléans, French poet (d. 1465)
- date unknown
- probable – Cymburgis of Masovia, Duchess of Austria
- June 25 – Dorothea of Montau, German hermitess (b. 1347)
- March 17 – Louis, Count of Enghien, Count of Conversano and Brienne
- March 24 – Constance of Castile, claimant to the throne of Castile
- June 4 – Mary de Bohun, English countess, married to Henry IV of England
- June 7 – Anne of Bohemia, queen of Richard II of England (plague) (b. 1366)
- August 27 – Emperor Chōkei of Japan (b. 1343)
- September 16 – Antipope Clement VII (b. 1342)
- December 28 – Maria Angelina Doukaina Palaiologina, basilissa of Epirus (b. 1350)
- date unknown
- Geoffrey Chaucer (1866). The Poetical Works of Geoffrey Chaucer. Bell and Daldy. pp. 37.
- Manuel II Palaeologus (Emperor of the East) (1985). Manuel II Palaeologus: Funeral Oration on His Brother Theodore. Association for Byzantine Research. p. 19.
- Zosa Szajkowski; Soza Szajkowski (1970). Jews and the French Revolutions of 1789, 1830 and 1848. KTAV Publishing House, Inc. pp. 220. ISBN 978-0-87068-000-7.
- Sir Frederick Dixon HARTLAND (1854). A chronological dictionary or index to the genealogical chart, etc. p. 14.
- Vladislav Boskovic (July 3, 2009). Some Notes on Marko Kraljevic (Prince Marko). GRIN Verlag. p. 3. ISBN 978-3-640-36481-7.
- John Cleave (2008). Istanbul: City of Two Continents. Editions Didier Millet. p. 10. ISBN 978-981-4217-52-1.
- Anuario de estudios medievales. Instituto de Historia Medieval de España. 1990. p. 157.
- Fossier, Robert; Jacques Verger; Robert Mantran; Catherine Asdracha; Charles de La Roncière (1987). Storia del medioevo III: Il tempo delle crisi (1250–1520). Giulio Einaudi editore. p. 368. ISBN 88-06-58404-9.
- Adressbuch ... 8960 Kempten, Allgäu: bearb. nach d. amtl. Unterlagen d. Stadtverwaltung u. eigenen Erhebungen d. Verl. 1986. Bleicher. p. 26.
- Richard Henry Major (1877). The Discoveries of Prince Henry the Navigator, and Their Results; Being the Narrative of the Discovery by Sea, Within One Century, of More Than Half the World. Sampson Low, Marston, Searle and Rivington. pp. 20.
- Panton, James (2011). Historical Dictionary of the British Monarchy. Scarecrow Press. p. 370. ISBN 978-0-8108-7497-8.
- Gordon Donaldson; Robert S. Morpeth (1973). Who's who in Scottish history. Blackwell. p. 33.
- Henry Ansgar Kelly (1986). Chaucer and the Cult of Saint Valentine. BRILL. p. 146. ISBN 90-04-07849-5.
- Great Britain. Court of Chancery (1918). Inquisitions Post Mortem Relating to Yorkshire: Of the Reigns of Henry IV and Henry V. Society. p. 112.
- André Vauchez; Michael Lapidge (2000). Encyclopedia of the Middle Ages: A-J. Fitzroy Dearborn Publishers, Incorporated. p. 448.
- Plantagenet Ancestry: A Study In Colonial And Medieval Families, 2nd Edition, 2011. Douglas Richardson. p. 352. ISBN 978-1-4610-4513-7.
- Andrew, M. (2016). The Palgrave Literary Dictionary of Chaucer. Springer. p. 11. ISBN 9780230273962.
- "Clement (VII) | antipope". Encyclopedia Britannica. Retrieved March 18, 2019.