Former Owner
- Charles G. Napier1
- Charles Hope, 3rd Marquess of Linlithgow1
- Charles Joseph Harford1
- Charles Louis Adelaïde Henri Matheron Curnieu1
- Charles Marriette1
- Charles Stephen Ascherson1
- Charles Sumner1
- Charles V of France1
- Charles William Dyson Perrins1
- Charles-Gilbert Morel de Vindé1
- Christopher Cheney1
- Christopher Tschudin1
- Chrétien-François II de Lamoignon1
- Cintāmaṇabhaṭṭa Guṇe1
- Clarence Lee Cline1
- Claude Augustin de Cosson1
- Claude d'Urfé1
- Cobham, H. W., 1867-1
- Coella Lindsay Ricketts14
- Collegium Germanicum et Hungaricum1