The Church of Saint Ivo of the Bretons (, , ) is a

Roman Catholic The Catholic Church (), also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institut ...

church dedicated to Saint

Ivo of Kermartin Ivo of Kermartin, TOSF (17 October 1253 – 19 May 1303), also known as ''Yvo'', ''Yves'', or ''Ives'' (and in Breton as ''Erwan'', ''Iwan'', ''Youenn'' or ''Eozenn'', depending on the region, and known as ''Yves Hélory'' (also ''Helori'' or ...

, patron of

Brittany Brittany ( ) is a peninsula, historical country and cultural area in the north-west of modern France, covering the western part of what was known as Armorica in Roman Gaul. It became an Kingdom of Brittany, independent kingdom and then a Duch ...

.Les Pieux Etablissements De La France A Rome et A Lorette (in French)
It is one of the

national churches in Rome Charitable institutions attached to churches in Rome were founded right through the medieval period and included hospitals, hostels, and others providing assistance to pilgrims to Rome from a certain "nation", which thus became these nations' na ...

dedicated to

History

Pope

Callixtus III Pope Callixtus III (, , ; 31 December 1378 – 6 August 1458), born Alonso de Borja (), was head of the Catholic Church and ruler of the Papal States from 8 April 1455 to his death, in August 1458. Borgia spent his early career as a professor ...

(1455–1458) gave the church of St. Andrea de Mortarariis to the Breton community in Rome. It became a center for assistance to Breton pilgrims. The church was pulled down and rebuilt in 1878 by Luca Carimini in

Neo-Renaissance Renaissance Revival architecture (sometimes referred to as "Neo-Renaissance") is a group of 19th-century Revivalism (architecture), architectural revival styles which were neither Greek Revival architecture, Greek Revival nor Gothic Revival ar ...

style. The hypothesisSimona Sajeva, “La chiesa di Sant’Ivo dei Bretoni e la sua ricostruzione nel 1875”, Studi Romani, Ans LIV – NN. 1-2 Gennaio- Giugno 2006, Roma. that the elements of the ancient church walls have been retained in the new construction, which consists of buildings and the new church, is founded. The maintenance of the old apse, would coincide with the current chapel of the Blessed Virgin (Santa Vergine). Some considerations in support of this hypothesis relate to the form of the new church. The persistence of the masonry structure of the apse, with its proportions, would have affected the plan and the elevation development. The 90 ° rotation of the axis of the church (necessary for obtaining a building of smaller dimensions in the same lot), would have required the construction of a symmetric chapel, equally great.

Notes

References

* * * François Macé de Lépinay, ''"Architecture religieuse à Rome à la fin du xix^e siècle: la reconstruction de Saint-Yves-des-Bretons"'', Les fondations nationales dans la Rome pontificale, Collection de l'École Française de Rome 52, Académie de France Villa Médicis et École Française de Rome Palais Farnèse, 1981, p. 433 {{DEFAULTSORT:Sant'Ivo dei Bretoni National churches in Rome Ivo Bretoni