Former Owner
- Arthur Griffith1
- Arthur Hood, 1st Baron Hood of Avalon1
- Arthur Lee Loeb1
- Arthur Liddell, 5th Baron Ravensworth1
- Arthur M. Ellis1
- Arthur Thomas Bannister1
- Arthur de l'Isle du Dréneuc1
- Asahel Grant1
- Ashton Lever1
- Ashton Rollins Sanborn1
- Assemani family1
- Athelstan Riley1
- Audry Wilkens1
- August Merz1
- Augustinus de Cagnolis1
- Austin, Jehan1
- Avraham Yedidiah Levi1
- Avraham ben Yahya1
- Aḥmad ibn Mubārak Luṭf Allāh1
- Aḥmad ibn Muṣṭafá1