Former Owner
- Buxheim Charterhouse4
- C. Bruscoli1
- Cambrai Cathedral1
- Camilla Doria Pallavicini1
- Caspar René Gregory2
- Castelluci1
- Catharine Wisser1
- Catherine de' Medici1
- Charles Butler1
- Charles Carmichael Lacaita2
- Charles Chardin1
- Charles Coffin Little1
- Charles Deane1
- Charles Edward Harris-St. John1
- Charles Eliot Norton15
- Charles Fairfax Murray1
- Charles G. Napier1
- Charles Hope, 3rd Marquess of Linlithgow1
- Charles Hurt1
- Charles Joseph Harford1