San Paolo alla Regola, a church in the Regola area of Rome, was made a cardinalate deaconry by Pope Pius XII in 1946. Its present Cardinal-Deacon, since 21 November 2010, is Francesco Monterisi, archpriest emeritus of the Basilica of Saint Paul Outside the Walls.

List of Cardinal Deacons

• Alojzije Stepinac (1952-1960; never possessed)
• Giuseppe Fietta (1958-1960)
• Michael Browne, O.P. (1962-1971)
• Francesco Monterisi (2010-)