Augustinus Triumphus

{{Short description|Italian hermit and writer (1243–1328)}}

File:Portret van Augustinus de Ancona, RP-P-1909-4439.jpg

Augustinus Triumphus {{post-nominals|post-noms=OSA}} ({{langx|it|Agostino Trionfo}}; 1243 – 2 April 1328{{cite book|last=Wilks|first=Michael|year=1963|title=The Problem of Sovereignty in the Later Middle Ages: Papal Monarchy with Augustinus Triumphus and the Publicists|place=Cambridge|publisher=Cambridge University Press|pages=4–5}}), also known as Augustinus of Ancona, was a Hermit of St. Augustine and writer. He is celebrated for his work Summa de potestate ecclesiastica, printed in 1473. The Summa became a standard reference for papalist arguments in the later 16th century, and was several times reprinted.{{Cite book|title=Venice and the Defense of Republican Liberty|author=William J. Bouwsma|author-link=William J. Bouwsma|publisher=University of California Press|year=1968|edition=illustrated|page=312|isbn=0-520-00151-6}}

Alongside James of Viterbo, Giles of Rome, and Alvarus Pelagius, Augustinus was among the leading pro-papal jurists.{{cite journal|last=Wilks|first=M. J.|year=1957|title=Augustinus Triumphus and the Papal Vicariate of Christ: II|journal=The Journal of Theological Studies|volume=8|number=2|page=271|jstor=23960817}} His title Triumphus is first attested in the 16th century.