Francesco Di Carlo (February 18, 1941 – April 16, 2020) was an Italian mobster. He was a member of Sicilian Mafia who became a state witness (pentito - a mafioso turned informer) in 1996. He was accused of being the killer of the Roberto Calvi. Di Carlo was in charge of Banco Ambrosiano and worked closely with the Vatican Bank. He was born in Altofonte, Italy.