Former Owner
- Alfred Trapnell1
- Alfred Tredway White1
- Alfred Woolmer1
- Algerina Peckover1
- Algernon Percy, 10th Earl of Northumberland1
- Alice M. Taylor1
- Alison Johnstone1
- Allan Marquand1
- Allen Rowland1
- Alonso Mendez de Parada1
- Alpha Loretta Owens1
- Alphonse Pinart1
- Alpirsbach Abbey1
- Amelia Anderson Lundell1
- Amelia Daubeney1
- American Art Association1
- Anchin Abbey1
- Andrea Matteo Acquaviva1
- Andrea Tessier1
- Andrea de Sancto Gemino1