Name
- G- C-, Archbishop of Damascus, Nuncio at Brussels1
- G-, Archbishop of Tyre1
- Galiani, Ferdinando, called The Abbot, economist and man of letters, 1728-17871
- Galli, Francesco, correspondent of Luigi Gualterio, fl Mid 18th century1
- Gallio, Elisabetta, née Capece Minutolo, wife of Carlo Tolomeo Gallio Trivulzio, 8th Duke of Alvito, fl before 18001
- Gatti, Francesco Maria, correspondent of Cardinal Filippo Gualterio, fl 17511
- Ghelli, Giovanni Baptista, correspondent of Luigi Gualterio, fl 17221
- Gianotti, Giuseppe Antonio, correspondent of Luigi Gualterio, fl 17221
- Giraud, Pietro, correspondent of Cardinal Filippo Gualterio, fl 1715-17441
- Girolami, Raffaelle Cosimo, Cardinal and Titular Archbishop of Damietta, 1670-17481
- Giudice del), Francesco, Cardinal1
- Giudice, Niccolo, administrator and Cardinal, 1682-17431
- Gotti, Vincenzo Ludovico, Cardinal and Titular Patriarch of Jerusalem, 1664-17421
- Gozzadini, Ulisse Giuseppe, cardinal, courtier and Titular Archbishop of Theodosia, 1650-17281
- Granata, Nicolo, correspondent of Luigi Gualterio, fl 17531
- Grimaldi, Luigia Maria Teresa, alias Maria Teresa Carlotta, abbess and sister of Antonio I, Prince of Monaco, 1662-c 17401
- Guadagni, Giovanni Antonio, Cardinal-Bishop of Frascati, 1674-17591
- Guarnacci, Mario, clergyman, archaeologist and historian, 1701-17851
- Imard, André, Frère1
- Imard, Superieur d'Arles1