Former Owner
- Byron Reed1
- Būtū ʻAbd al-Bāqī1
- Carlo Morbio1
- Carlos José Gutiérrez de los Ríos y Rohan Chabot Fernán-Núñez1
- Castel-Lodève family1
- Catherine de' Medici1
- Charles Edward Harris-St. John1
- Charles Eliot Norton1
- Charles Golding1
- Charles Hoff1
- Charles Lenormand du Coudray1
- Charles Sessler1
- Charles Seymour, 6th Duke of Somerset1
- Charles-Adrien Picard1
- Charles-Benoit de Campigny1
- Charles-Gilbert Morel de Vindé1
- Chartreuse de Val-Saint-Esprit1
- Chasseigne family1
- Christian Friedrich August Günther1
- Christian Hertzig1