Charles, Duke of Calabria, was the Duke of Calabria from 1309 until his death. Upon his father's elevation as King of Naples, he was made vicar-general of Naples and duke of Calabria He was elected as signore by the city of Florence in 1326. Charles died on 9 November 1328 in Naples.

Robert of Anjou, known as Robert the Wise, was King of Naples, titular King of Jerusalem and Count of Provence and Forcalquier from 1309 to 1343, the central figure of Italian politics of his time. He was the third son of King Charles II of Naples and Mary of Hungary, and during his father's lifetime he was styled Duke of Calabria (1296–1309).