Career
Roccagiovine was born in Rome and was ordained a priest on March 19, 1950. He belonged to Italian noble family of the Marquesses of Roccagiovine. Delegate Gallo was appointed Titular Bishop of Camplum as well as an official of the Diocese of Rome ond 20 December 1982 and consecrated 6 January 1983.
Roccagiovine retired as an official of the Diocese of Rome in 1997.