Former Owner
- Christiania Kathedralskoles Bibliothek3
- Christie's7
- Christine Blondeau1
- Christopher Tschudin1
- Chrétien-François II de Lamoignon1
- Church of St Botolph1
- Church of St James, Sarsden1
- Church of St Peter, Chertsey2
- Château d'Anet1
- Cini Johan de Barisani1
- Cintāmaṇabhaṭṭa Guṇe1
- Cistercian Abbey of Beaupré1
- Clara von Vorssel1
- Clarence Howard Clark, Sr.4
- Clarence Lee Cline1
- Clarence S. Bement6
- Claude Augustin de Cosson1
- Claude Bourelier1
- Claude Joseph Constant Despine1
- Claude Le Muet1