Ignazio was an Italian Prelate of Roman Catholic Church.
Ignazio was born in Fiumefreddo di Sicilia, Italy and was ordained a priest on 5 November 1944.
He was appointed auxiliary bishop of the Diocese of Acireale as well as titular bishop of Octava on 31 October 1970 and ordained on 13 December 1970.
Ignazio was appointed Coadjutor Archbishop of the Diocese of Messina on 21 February 1976 and prelate of Santa Lucia del Mela on 21 December 1976.
Ignazio succeeded as archbishop of the Diocese of Messina on 3 June 1977.
He was appointed bishop of the diocese of Lipari on 10 December 1977.
Ignazio was appointed to the newly created Archdiocese of Messina-Lipari-Santa Lucia del Mela on 30 September 1986 and retired on 17 May 1997.
Ignazio Cannavo died at age 93 in 2015.