"Pietro Francesco Galleffi (Galeffi) (1770–1837) was an Italian Cardinal.
During the Napoleonic period, he was expelled from Rome, in 1798. He was created Cardinal in 1803. He was removed to France, in 1809.
He became titular archbishop of Damasco in 1819, and was Archpriest of St. Peter's Basilica from 1820. From 1824 to 1837 he was Camerlengo.
In 1820 he became Bishop of Albano, and in 1830 Bishop of Porto e Santa Rufina." - (en.wikipedia.org 12.08.2021)
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