- Administration2
- Aeneas (Legendary character)2
- Aeneis (Virgil)2
- Ajurrūmīyah (Ibn Ājurrūm, Muḥammad ibn Muḥammad)2
- Alchemy2
- Alexander, the Great, 356 B.C.-323 B.C.2
- Alfīyah (Ibn Mālik, Muḥammad ibn ʻAbd Allāh)2
- Allegories2
- Ana, Queen, consort of Philip II, King of Spain, 1549-15802
- Animals2
- Anthony, of Padua, Saint, 1195-12312
- Apologetic writings2
- Apologetics2
- Arabic language--Syntax2
- Arianism2
- Armenian Church2
- Astronomy, Greek2
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah2
- Augustinians2
- Bahai Faith2