Former Owner
- Arthur Lee Loeb1
- Arthur Liddell, 5th Baron Ravensworth1
- Arthur M. Ellis1
- Arthur M. Elliz1
- Arthur Thomas Bannister1
- Arthur Vershbow2
- Arthur de l'Isle du Dréneuc1
- Asahel Grant1
- Ashridge Priory4
- Ashton Lever1
- Ashton Rollins Sanborn1
- Assemani family1
- Athelstan Riley1
- Auburn Theological Seminary1
- Auchinleck Community Library1
- Audry Wilkens1
- August Merz1
- Augustinus de Cagnolis1
- Augustus Pugin1
- Aulne Abbey3