Name
- Ciceri, Carlo Steffano, Cardinal1
- Cloche, Antonin, Master General of the Dominicans1
- Codebeau, -, correspondent of John Caryll, fl 16871
- Colloredo, Leandro, Cardinal 16811
- Colonna, Federico, Cardinal1
- Colonna, Maria, wife of Lorenzo Onofrio, Duke of Pagliano, Constable of Naples1
- Corsi, Domenico Maria, Cardinal1
- Crescentio, Alessandro, Cardinal1
- Croy, Marie Joséphine, wife of Ferdinand de Croy, Duc d'Havré et de Croy1
- Denhoff, Jan Kazimierz, cardinal and bishop of Cesena, 1649-16971
- Drouane, Gertrude Elizabet, of Turin, nun, fl 16881
- Durazzo, Marcello, cardinal, papal nuncio and Archbishop of Chalcedonia, 1633-17101
- Ernest Augustus, Duke of Brunswick-Lüneburg, 1629-16981
- Este, Carlo Philiberto, Marchese di Borgomanero1
- Este, Cesare Ignazio, Marchese di Montecchio1
- Este, Luigi, Marchese di Scandiano1
- Este, Maria Theresa, wife of Sigismondo Francesco, Marchese di San Martino1
- Este, Sigismondo Francesco, Marchese di San Martino1
- Estrées, César d', Bishop of Laon, Cardinal 16721
- Fagel, Gaspar, Grand Pensionary of the Netherlands, politician, and diplomat, 1634-16881