Former Owner
- Philip Carteret Webb1
- Philip Hofer3
- Philip Hurd1
- Philip Jacob Grangier1
- Philip Kerr, 11th Marquess of Lothian2
- Philip Milburn10
- Philip Robinson1
- Philip Sills1
- Philip of the Palatinate1
- Philippe Desportes1
- Philippe Hurault de Cheverny1
- Philippe II de Croÿ1
- Philippe de Béthune1
- Phillip J. Pirages Fine Books & Manuscripts39
- Phoebe Hearst3
- Pierleone Leoni2
- Piero Ginori Conti4
- Pierre Fraenkel1
- Pierre Gorman1
- Pierre Gélis-Didot2