Former Owner
- Buxheim Charterhouse1
- Cecil Brent1
- Charles Brodrick1
- Charles Butler1
- Charles Chardin1
- Charles Eliot Norton1
- Charles Sessler1
- Charles-Henri de Clermont-Tonnerre1
- Christian Gottlieb Schwarz1
- Christine Blondeau1
- Chrétien-François II de Lamoignon1
- Claude Joseph Constant Despine1
- Claude Le Muet1
- Comte André de Riaucourt1
- Cordwainer Smith1
- Couvent des Minimes (Clermont-Tonnerre, France)1
- Cox Macro1
- De Levis1
- Dionne Louange1
- Edith Guerrier1