Filippo Giannini (9 May 1923 – 10 February 2012) was an Italian prelate of the Roman Catholic Church.
Giannini was born in Nettuno, Italy, and ordained a priest on 15 June 1946.
He was named appointed auxiliary bishop to the Diocese of Rome on 1 December 1980, as well as Titular Bishop of Subaugusta and ordained bishop on 6 January 1981.
Giannini retired as an auxiliary bishop of Rome on 3 July 1998, and died in 2012, aged 88.