Filippo Guastavillani

Filippo Guastavillani was born in Bologna on 28 September 1541, the son of Bolognese Patricians Angelo Michele Guastavillani and wife as her second husband Giacoma Boncompagni.^[1] His siblings were Girolamo Guastavillani, married to Orsina Bentivoglio, relative of her brother-in-law, and had issue, and Isabella Guastavillani, married in 1573 to Protesilao Malvezzi (bap. 22 July 1556 - 23 June 1623), relative of his sister-in-law, and had issue. His mother's siblings were Pope Gregory XIII, Boncompagno Boncompagni (1504 - 1587), married to Cecilia Bargellini (parents of Angela Boncompagni, wife of Girolamo Pepoli, without issue, and Cardinal Filippo Boncompagni), and another married sibling, children of Cristoforo Boncompagni (10 July 1470 – 1546) and wife Angela Marescalchi, and paternal grandchildren of Giacomo Boncompagni and wife Camilla Piattesi.^[2]

As a young man, he received the tonsure in Bologna.^[1] There, he was a member of the Council of the Forty from 1571 to 1576.^[1] He was also Bologna's Gonfaloniere of Justice.^[1]

His uncle Pope Gregory XIII made him a cardinal deacon in the consistory of July 5, 1574.^[1] He received the red hat and the deaconry of Santa Maria Nova on July 14, 1574.^[1] On November 8, 1577, he opted for the deaconry of Santa Maria in Cosmedin.^[1] He became the Governor of Spoleto in 1578, and served as the governor of Ancona from October 18, 1578 to 1585.^[1] He served as cardinal protector of The Holy House of Loreto from December 11, 1580 until his death.^[1] On December 19, 1583, he opted for the deaconry of Sant'Angelo in Pescheria.^[1]

He participated in the papal conclave of 1585 that elected Pope Sixtus V.^[1] The new pope named him Governor of Montis Castelli Tudertini in 1585.^[1] On January 7, 1587, Cardinal Guastavillani opted for the deaconry of Sant'Eustachio.^[1] He was the Camerlengo of the Holy Roman Church from May 14, 1584 until his death.^[1] He was also Governor of Bologna and Ferrara.^[1]

He died in Rome on August 17, 1587.^[1] He was initially buried in Santi Apostoli.^[1] The next year, his remains were transferred to Bologna and buried in the Church of San Francesco.^[1]

• Borromeo, Agostino (2002). "Gregory XIII". In Levillain, Philippe (ed.). The Papacy: An Encyclopedia. Vol. II: Gaius-Proxies. Routledge. pp. 663–665.