 Below, his name is shown as used by himself, as well as by contemporaries in letters of the period.Furthermore, the multitude of different names in later bibliography is also presented.In a letter of 17 July 1385, Pedro himself signs as Petro de Sancto Superano, capitano Principatus de la Morerya (during the time that he was military captain in the Principality of Morea, while Mahiot de Coquerel was bailli of the Principality).