Former Owner
- Adriana R. Salem4
- Adrianus David Schinkel1
- Adán Inquaci1
- Agnes Browne1
- Agnes Mongan1
- Alain Campbell White1
- Alan G. Thomas4
- Alan Noel Latimer Munby1
- Albert C. Baugh12
- Albert Figdor1
- Albert M. Patrick1
- Albert M. Todd1
- Albert Parker, 3rd Earl of Morley1
- Albert VII of Mansfeld1
- Alberto Govi1
- Albizzi1
- Alex Scott Carter1
- Alexander Bannatyne Stewart1
- Alexander Boswell, Lord Auchinleck1
- Alexander E. Vida1