- Arabic letters1
- Arabic scripts1
- Aranyakas. Taittirīyāraṇyaka1
- Arbaʻah ṭurim (Jacob ben Asher)1
- Arbaʻūn al-Nawawīyah (Nawawī)1
- Archery1
- Ardabīlī, Yūsuf ibn Ibrāhīm, -1396 or 1397. Anwār li-aʻmāl al-abrār fī fiqh al-Imām al-Shāfiʻī1
- Art1
- Artillery1
- Asharites1
- Ashkenazim1
- Astrology, Iranian1
- Astronomy--Religious aspects--Islam1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, d. 1265. Hidāyat al-ḥikmah1
- Aurangzeb, Emperor of Hindustan, 1618-17071
- Aveiro, Gabriel de Lencastre, Duque de, 1667-17451
- Avodah (Yom Kippur liturgy)1
- Balkan Peninsula1
- Bank deposits (Islamic law)1
- Bayezid I, Sultan of the Turks, approximately 1360-14031