Pope John XXI, born Pedro Julião, was the bishop of Rome and head of the Catholic Church from 8 September 1276 to his death. He is the only Portuguese to have been pope. He is sometimes identified with the logician and herbalist Peter of Spain, which would make him the only pope to have been a physician.
Giles of Rome O.S.A. was a medieval philosopher and Scholastic theologian and a friar of the Order of St Augustine, who was also appointed to the positions of prior general of his order and as Archbishop of Bourges. He is famed as being a logician, who produced a commentary on the Organon by Aristotle, and as the author of two important work: De Ecclesiastica Potestate, a major text of early-14th-century papalism, and De regimine principum, a guide book for Christian temporal leadership. Giles was styled Doctor Fundatissimus by Pope Benedict XIV.
Luke Wadding, O.F.M., was an Irish Franciscan friar and historian.
Bernard of Bologna, also known as Bernardine, was a Friar Minor Capuchin and Scotist theologian and author.
Peter of Auvergne was a French philosopher and theologian.
NicolasBonet was a Friar Minor, philosopher, theologian, missionary and bishop of Malta.
Peter Paludanus was a French theologian and archbishop.
Matthew of Aquasparta was an Italian Friar Minor and scholastic philosopher. He was elected Minister General of the Order.
The Diocese of Cassano all'Jonio is a Latin diocese of the Catholic Church in Calabria.
Johann Wild (Ferus) was a German Franciscan scriptural commentator and preacher.
The Diocese of Mazara del Vallo is a Latin diocese of the Catholic Church in far western Sicily. It is a suffragan of the Archdiocese of Palermo.
The Archdiocese of Siracusa, also known as Syracuse, is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Sicily. It became an archdiocese in 1844. The current archbishop is Francesco Lomanto.
Antony Hickey was an Irish Franciscan theologian.
Aodh Mac Cathmhaoil, O.F.M., was an Irish Franciscan theologian and Archbishop of Armagh. He was known by Irish speakers at Leuven (Louvain) by the honorary name Aodh Mac Aingil, and it was under this title that he published the Irish work Scáthán Shacramuinte na hAthridhe.
John Punch (1603–1661) was an Irish Franciscan scholastic philosopher and theologian.
Francesco della Rossa Bartholi was an Italian Franciscan chronicler.
Bernardino of Fossa was an Italian Franciscan historian and ascetical writer.
Francesco Panigarola was an Italian Franciscan preacher and controversialist, and Bishop of Asti.
Nicholas of Osimo (Auximanus) was an Italian Franciscan preacher and author.
Andreas de Vega was a Spanish theologian and Franciscan Observantine.
