Former Owner
- Margaret Anna Hazard1
- Mario Maffei1
- Mary Augusta Strachey1
- Mary Schell Collins1
- Matteo Barresi1
- Matteo Luigi Canonici1
- Michel Chasles1
- Michel de Léon1
- Nicolas Antoine Labbey de Billy1
- Nicolas Fowle1
- Otto Ege1
- Otto Jahn1
- Otto Orren Fisher1
- Otto Vollbehr1
- Pangracius Chrewczer1
- Paolo Gallo1
- Paolo Vimercati Sozzi1
- Paul Grinke1
- Petrus Giraud1
- Philip Kerr, 11th Marquess of Lothian1