Name
- Gaddi, Baldassare, correspondent of Cardinal Filippo Gualterio, fl 17211
- Gallarati, Pier Lorenzo, Governor of Orvieto, fl 1707-17221
- Gambarte, Juan Francisco, Secretary to the Marquis de los Balbases, fl 17171
- Gandolfi, Antonio, correspondent of Cardinal Filippos Gualterio, fl 17211
- Garcia, Giuseppe, clergyman and correspondent of Cardinal Filippo Gualterio, fl 17211
- Garoña, Diego, correspondent of Cardinal Filippo Gualterio, fl 17231
- Gaztela, Pedro, of Pamplona, correspondent of Anne Marie Orsini, Princesse des Ursins, fl 17191
- Germain, -, author of a report on a proposed marriage between Prince James Stuart and a niece of Emperor Charles VI, fl 1717-17181
- Giffard, Bonaventura Joseph, Vicar Apostolic of the London District in England, d 17341
- Giobbe, Carlo, correspondent of Cardinal Filippo Gualterio, fl 17181
- Giudice, Domenico, Prince of Cellamare1
- Giusti, Giuseppe, correspondent of Cardinal Filippo Gualterio, fl 17211
- Giustiniani, Andrea, correspondent of Cardinal Filippo Gualterio, fl 1710-17191
- Goedaert, Francesco, of London, correspondent of Filippo Gualterio, fl 1700-17251
- Gonzaga, Francesco, Prince of Castiglione and Duke of Solferino, landowner, 1648-17231
- Gonzaga, Isabella Zacharia, née Ponce de León y Lancaster, wife of Francesco Gonzaga, Duke of Solferino, fl 1711-17221
- Gramont, Marie-Christine, née de Noailles, philanthropist and wife of Antoine de Gramont, 4th Duc de Gramont, 1672-17481
- Gregoretti, Giovanni, correspondent of Cardinal Filippo Gualterio, fl 17211
- Gualterio, Carlo, Cardinal and Archbishop of Fermo, 1613-16731
- Guerra, Michaele Francisco, correspondent of Cardinal Filippo Gualterio, fl 17241