Bonifácio Piccinini (13 May 1929 – 28 November 2020) was a Brazilian Roman Catholic archbishop. He became a priest in 1960. He was titular archbishop of Turres in Byzacena and as coadjutor archbishop of the Roman Catholic Archdiocese of Cuiabá Brazil, from 1975 to 1981 and as archbishop of the archdiocese from 1981 to 2004.