Former Owner
- C. Bruscoli1
- Camilla Doria Pallavicini1
- Castelluci1
- Catherine de' Medici1
- Charles Coffin Little1
- Charles Edward Harris-St. John1
- Charles Joseph Harford1
- Charles Lormier1
- Charles-Adrien Picard1
- Chartreuse de Val-Saint-Esprit1
- Christian Brevoort Zabriskie1
- Christian Friedrich August Günther1
- Christopher Tschudin1
- Clement VII1
- Convent San Marco1
- Cosimo de' Medici1
- D. Manning1
- David Pulsifer1
- Domenico Toschi1
- Donato Acciaioli1