Former Owner
- Charlier de Namur1
- Chartreuse de Montrieux-le-Vieux1
- Chester Carmelite Friary1
- Chintamani Misra1
- Chiswick Book Shop1
- Christian Friedrich August Günther1
- Christian Gottlieb Schwarz1
- Church of St James, Sarsden1
- Church of St Peter, Chertsey1
- Château d'Anet1
- Cistercian Abbey of Beaupré1
- City College of New York1
- Clara von Vorssel1
- Claude Bourelier1
- Claude Joseph Constant Despine1
- Claude Le Muet1
- Clement VII1
- Clement XI1
- Clemente Carilli1
- Cloître de la Chartreuse du Val de Bénédiction1