Year 1334 (MCCCXXXIV) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. Events January–December July 18 – The bishop of Florence blesses the first foundational stone laid for the new campanile (bell tower) of the Florence Cathedral (the tower was designed by the artist Giotto di Bondone). December 30 – Pope Benedict XII succeeds Pope John XXII, as the 197th pope. Date unknown Autumn – Battle of Adramyttion: A Christian league defeats the fleet of the Turkish Beylik of Karasi. Births January 4 – Amadeus VI of Savoy (d. 1383) January 13 – King Henry II of Castile (d. 1379) May 25 – Emperor Sukō (d. 1398) August 30 – King Pedro of Castile (d. 1369) date unknown King James I of Cyprus (d. 1398) Margaret Graham, Countess of Menteith, Scottish noble (d. c. 1380) Hayam Wuruk, Javanese ruler (d. 1389) Deaths January 17 – John of Brittany, Earl of Richmond (b. c. 1266) December 4 – Pope John XXII (b. 1249) date unknown – Sheikh Safi-ad-din Ardabili of Persia (b. 1251) Isabella de Vesci, politically active French noblewoman (b. 1260s) References