1342
| Years: 1339 1340 1341 - 1342 - 1343 1344 1345 | |
| Decades: 1310s 1320s 1330s - 1340s - 1350s 1360s 1370s | |
| Centuries: 13th century - 14th century - 15th century | |
Events
- May - Pope Clement VI elected
- John III Comnenus becomes emperor of Trebizond
- Louis becomes king of Sicily and duke of Athens
- Constantine IV becomes king of Armenia
- Patriarch of Antioch transferred to Damascus under Ignatius II
- Kitzbühel becomes part of Tyrol
- Louis I becomes king of Hungary
Births
- January 15 - Philip II, Duke of Burgundy (died 1404)
- November 10 - Henry Percy, 1st Earl of Northumberland (died 1408)
- Leo VI of Armenia
- Avignon Pope Clement VII (died 1394)
- Humphrey de Bohun, 7th Earl of Hereford (died 1373)
Deaths
- January 29 - Louis I, Duke of Bourbon (born 1279)
- April 24 - Pope Benedict XII
- July 16 - Charles I of Hungary
- November 29 - Michael of Cesena (born 1270)
- Al-Jaldaki, Persian physician and alchemist
- Margaret de Clare, wife of Piers Gaveston (born 1293)
- William de Ros, 3rd Baron de Ros
- Marsilius of Padua, Italian scholar (born 1270)