Name
- Cardelli, Lorenzo, priest1
- Cardenas, Luis, Principe1
- Cardini, Raffaello1
- Carnesecchi, Cosimo, of Florence1
- Carsidoni, Maria, née Medici; wife of Niccolò Carsidoni1
- Castellani, Niccolò, Apostolic Protonotary1
- Cecchi, Annibale, Colonel; Tuscan Artillery1
- Celli, Tellina, née Medici; widow of B Celli1
- Centini, Felice, Cardinal; Bishop of Macerata1
- Cesi, Pietro Donato, Cardinal1
- Chanut, Pierre, French diplomalist1
- Charles I, King of England, Scotland and Ireland, 1600-16491
- Christie, Manson & Woods, auctioneers1
- Cianfanaglia, Marsilio, of Cortona1
- Cibo, Alberico, Principe di Massa1
- Cibo, Alderano, Cardinal 1645, Secretary of State 16761
- Cibo, Francesco Maria1
- Cigolini, Melchiorre, priest at S Biagio al Borro1
- Cini, Family1
- Cini, Francesco1