Benjamin of Kalamata was the longtime chancellor of the Principality of Achaea in Frankish Greece from 1297 until at least 1324. Benjamin first appears in 1297, when, following the death of the Prince of Achaea, Florent of Hainaut, his widow, Princess Isabella of Villehardouin withdrew to the castle of Kalamata. To govern the Principality, Isabella appointed Richard Orsini to rule in her stead as bailli and named Benjamin, who had been the protovestiarios of the Principality—an office equivalent to a Western chamberlain and charged with keeping the list of fief-holders—as the new chancellor. Benjamin was succeeded as protovestiarios by a Greek named Vasilopoulos. In 1300, Richard Orsini was replaced as bailli by Nicholas III of Saint Omer, on Benjamin's advice. Hereditary marshal of the Pr