 From a reference of 1382, he appears as Pierre Lebourd de Saint-Supéran, together with Bérard de Varvassa and elsewhere just Pierre Lebourd and in anοther modification as Petrus Lebord de Sancto Superano

In a source of 1994 he is referred to as Pedro Bordo de San Superano  and in another from 1885 Pedro Bordo de St. Exupery with the explanation "or the bastard of San Superano".Finally, in a source of 1883, he is referred to as «Pierre de Saint Exupéry, called in latin and italian texts as Petrus de Sancto Superano, Petro de San Superano, named Bordo or Bordeaux from the place of his birth».After the remnants of the first Navarrese company moved from Durazzo to the Morea, probably in 1378, they appeared reorganised under three chiefs, captains, named Mahiot de Coquerel, Berard de Varvassa, and Pedro Bordo.