The church of Santi Gregorio e Siro is a Renaissance-style Roman Catholic parish church on Via Montegrappa 15 in central Bologna, Italy. Initially this was the Church of San Gregorio, but when the nearby parish church of San Siro had been torn down, and the names were fused.

History

It was founded on grounds that had been expropriated by the Ghislieri family from the

Bentivoglio Bentivoglio may refer to: * Bentivoglio (surname) *House of Bentivoglio *Bentivoglio, Emilia-Romagna Bentivoglio ( Northern Bolognese: or ) is a ''comune'' (municipality) in the Metropolitan City of Bologna in the Italian region of Emilia-Romagna ...

. It was constructed by the canons of

San Giorgio in Alga San Giorgio in Alga (English: "St. George in the seaweed") is an island of the Venetian lagoon, northern Italy, lying between the Giudecca and Fusina (a ''frazione'' of Venice on the coast, near Marghera). History After a Benedictine monastery ...

, an island in the lagoon of Venice; the architects were Tibaldo Tibaldi (Tibaldo Cristoforo di Tibaldi) and Giovanni Antonio, both from Milan. In 1676, it passed to the order of Clerics Regular ministering to the sick (Chierici Regolari Ministri degli Infermi). The earthquake of 1780 damaged the church, and it was rebuilt by the architect Angelo Venturoli. Over the entry is the heraldic shield of the Ghisilieri family, and the bell-tower was adapted from a medieval tower from a family palace.

Interior

The simple exterior does not reflect the highly decorated interior, which has ceiling frescoes by Luigi Samoggia and Alessandro Guardassoni (1868), a main altarpiece is a ''St Gregory shows the bleeding Eucharist to the Heretic'' by Denys Calvaert (1581) and works by

Camillo Procaccini 300px, ''Nativity'' by Camillo Procaccini Camillo Procaccini (3 March 1561 at Parma – 21 August 1629) was an Italian painter. He has been posthumously referred to as the ''Vasari of Lombardy'', for his prolific Mannerist fresco decoration. Bor ...

. Among the decorations is an ''Eternal Father'' by Ludovico Carracci. The altar decoration is in marble called Formaginni di Sanremo. Other works listed inside the church by Bianconi include:Guida del forestiere per la città di Bologna e suoi sobborghi
1826, by Girolamo Bianconi, page 53. *''St Sebastian wounded with St Fabiano decapitated'' by

Giovanni Luigi Valesio Giovanni Luigi Valesio, also known as ''Giovanni Valesio'' or ''Luigi Valesio'', (c. 1583–1633) was an Italian painter and, most prominently, an engraver of the early-Baroque, active in his native city of Bologna, and then in Rome. Biography Ma ...

*''St John of Nepomuk'' by

Paris Porroni Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. Sin ...

*''Assunta'' attributed to Procaccini *''St Emidio'' (

Emygdius Saint Emygdius (Latin: ''Emidius, Æmedius, Emigdius, Hemigidius''; it, Sant'Emidio; c. 279 – c. 309 AD) was a Christian bishop who is venerated as a martyr. Tradition states that he was killed during the persecution of Diocletian. Legend His ...

) Ovals by Giovanni Andrea Claudio Portoni *''St

Camillus de Lellis Camillus de Lellis, M.I., (25 May 1550 – 14 July 1614) was a Roman Catholic priest from Italy who founded the Camillians, a religious order dedicated to the care of the sick. He was beatified by Pope Benedict XIV in the year 1742, and ...

'' by Felice Torelli *''Virgin with St Andrew, Lorenzo Giustiniani and Anthony Abbot'' by Lucio Massari *'' Jesus baptized in Glory by God the Father'' attributed to a young

Annibale Carracci Annibale Carracci (; November 3, 1560 – July 15, 1609) was an Italian painter and instructor, active in Bologna and later in Rome. Along with his brother and cousin, Annibale was one of the progenitors, if not founders of a leading strand of th ...

*''Transit of St Joseph'' by

Carlo Antonio Rambaldi Carlo Antonio Rambaldi (1680-1717) was an Italian painter of the Baroque period, active in his native Bologna. Biography Known as a figure painter, he was a pupil of Domenico Maria Viani. He painted in Macerata, Rome, and Turin. In Bologna, he ...

*''St George and the Dragon with Archangel Michael and the Devil'' by Ludovico Carracci *''St Lawrence and the sacred heart of Jesus'' by

Jacopo Alessandro Calvi Jacopo Alessandro Calvi (23 February 1740 – 15 May 1815) was an Italian painter and art critic who painted sacred and historical subjects in a late-Baroque style. Biography He was born in Bologna. He became deaf at the age of eight years, and ...

References

Mapa Arte Italia
guide to church. {{DEFAULTSORT:Gregorio e Siro 16th-century Roman Catholic church buildings in Italy Roman Catholic churches in Bologna Renaissance architecture in Bologna