Calcedonio Di Pisa (Italian pronunciation: [kalt?e'd??njo di 'pi?za, - 'pi?sa]; October 11, 1931 – December 26, 1962), also known as Doruccio, was a member of the Sicilian Mafia.
He was the boss of the Mafia family in the Noce neighbourhood in Palermo and sat on the first Sicilian Mafia Commission, the coordinating body of Cosa Nostra in Sicily.