Former Owner
- Charles E. Roseman Jr.1
- Charles Golding1
- Charles Hurleston1
- Charles Kothen1
- Charles Singer1
- Chartreuse de Montrieux-le-Vieux1
- Claude Joseph Constant Despine1
- Clemente Carilli1
- Cloître de la Chartreuse du Val de Bénédiction1
- Cologne Charterhouse1
- Coluccio Salutati1
- Cornelius John Hauck1
- Cortlandt F. Bishop1
- Cristoferus Chrewczer1
- Dawson Turner1
- Dean Putnam Lockwood1
- Dionysiĭ Vasilevich1
- Duncan Beresford-Jones1
- Edmond Révérend du Mesnil1
- Edmund Newman1