Former Owner
- Allan Marquand1
- Allen Rowland1
- Alonso Mendez de Parada1
- Alpha Loretta Owens1
- Alpirsbach Abbey1
- Amelia Daubeney1
- American Art Association1
- Ampleforth Abbey1
- Anchin Abbey1
- Andrea Matteo Acquaviva1
- Andrea Tessier1
- Andrea de Sancto Gemino1
- Andrea della Valle1
- Andreas Justus Cennis1
- Andreas Wunder1
- Andrew Fountaine1
- Andrew Gifford1
- André Le Mercier1
- Angela Burdett-Coutts, 1st Baroness Burdett-Coutts1
- Angelo Fasolo1