Filippo Boncompagni (7 September 1548 – 9 June 1586) was an Italian Cardinal, created by Pope Gregory XIII (his uncle) on 2 June 1572. Biography Born at Bologna, he served as superintendent general of the Papal States (Cardinal-Nephew) during his pontificate (1572–85). He occupied several curial offices (grand penitentiary, prefect of the S.C. of the Tridentine Council). He participated in the papal conclave, 1585 as a leader of the cardinals created by Gregory XIII. He was buried in the Liberian Basilica, of which he was archpriest. See also Boncompagni External links 1548 births 1586 deaths Filippo Clergy from Bologna 16th-century Italian cardinals Cardinal-nephews Members of the Sacred Congregation of the Council Major Penitentiaries of the Apostolic Penitentiary