Name
- Cardenas, Luis, Principe1
- Centini, Felice, Cardinal; Bishop of Macerata1
- Cibo, Alberico, Principe di Massa1
- Cibo, Alderano, Cardinal 1645, Secretary of State 16761
- Cibo, Francesco Maria1
- Cioli, Andrea, Secretary of State of Tuscany1
- Este-Cibo, Marfisa, wife of Alderano Cibo, Marchese di Carrara1
- Fagnani, Prospero, jurist, c 1598-16781
- Florez, -, Marchese, correspondent of Pietro de Medici, fl 16441
- Foron, Francesco1
- Francesco, at Rome1
- Francis I, of Tuscany1
- Gallio, Tolomeo, cardinal and Archbishop of Manfredonia, 1527-16071
- Giannini, Mario, of Castellina army officer and correspondent of Francesco de' Medici, fl 1776-17821
- Gonzaga, Ferdinand I, Duke of Mantua and Monferrato, Italian nobleman, 1587-16261
- Gualfreducci, Raffaello, of Pistoia, correspondent of Francesco di Giuliano de' Medici, fl 15161
- Guidi di Bagno, Giovanni Francesco, Cardinal; Bishop of Cervia1
- Guiducci, Taddeo, Captain of Pisa and correspondent of the Signoria of Florence, fl 15161
- Habsburg, Ferdinand II, Emperor of Germany, 1578-16371
- Jacopini, Luigi, Commissary in the Marquessates of Castellina and Chianni1